diff --git a/backend/gt68xx.c b/backend/gt68xx.c
index f657d42a2..da3996053 100644
--- a/backend/gt68xx.c
+++ b/backend/gt68xx.c
@@ -124,7 +124,7 @@ static const SANE_Device **devlist = 0;
 static GT68xx_Device **new_dev = 0;
 /* Length of new_dev array */
 static SANE_Int new_dev_len = 0;
-/* Number of entries alloced for new_dev */
+/* Number of entries allocated for new_dev */
 static SANE_Int new_dev_alloced = 0;
 /* Is this computer little-endian ?*/
 SANE_Bool little_endian;
@@ -1527,7 +1527,7 @@ sane_open (SANE_String_Const devicename, SANE_Handle * handle)
     }
 
   /* The firmware check is disabled by default because it may confuse
-     some scanners: So the firmware is loaded everytime. */
+     some scanners: So the firmware is loaded every time. */
 #if 0
   RIE (gt68xx_device_check_firmware (dev, &firmware_loaded));
   firmware_loaded = SANE_FALSE;
@@ -2030,7 +2030,7 @@ sane_start (SANE_Handle handle)
         } while ((i<5) && (document==SANE_FALSE));
       if(document==SANE_FALSE)
         {
-          DBG (4, "sane_start: no doucment detected after %d s\n",i);
+          DBG (4, "sane_start: no document detected after %d s\n",i);
           return SANE_STATUS_NO_DOCS;
         }
     }
diff --git a/backend/gt68xx.conf.in b/backend/gt68xx.conf.in
index af5ebe3cb..5e54f8f2a 100644
--- a/backend/gt68xx.conf.in
+++ b/backend/gt68xx.conf.in
@@ -5,7 +5,7 @@
 # Put the firmware file into "@DATADIR@/sane/gt68xx/".
 
 # Manual configuration is necessary for some scanners. Please uncomment the
-# override line and optinally the vendor and product lines that apply to your
+# override line and optionally the vendor and product lines that apply to your
 # scanner. For some scanners it's also necessary to change the name of the
 # firmware file.
 
diff --git a/backend/gt68xx_gt6801.c b/backend/gt68xx_gt6801.c
index c0a6288b6..9ca4727c4 100644
--- a/backend/gt68xx_gt6801.c
+++ b/backend/gt68xx_gt6801.c
@@ -103,7 +103,7 @@ gt6801_check_plustek_firmware (GT68xx_Device * dev, SANE_Bool * loaded)
     *loaded = SANE_FALSE;
 
   /* Until I find out if testing for req[3] & 0x80 is save, load the firmware
-     everytime */
+     every time */
   *loaded = SANE_FALSE;
 
   return SANE_STATUS_GOOD;
diff --git a/backend/gt68xx_high.c b/backend/gt68xx_high.c
index 563323c8e..1eaefc7af 100644
--- a/backend/gt68xx_high.c
+++ b/backend/gt68xx_high.c
@@ -1015,7 +1015,7 @@ struct GT68xx_Afe_Values
 
 /** Calculate average black and maximum white
  *
- * This function is used for CCD scanners. The black mark to the left ist used
+ * This function is used for CCD scanners. The black mark to the left is used
  * for the calculation of average black. The remaining calibration strip
  * is used for searching the segment whose white average is the highest.
  *
@@ -2664,7 +2664,7 @@ gt68xx_read_calibration (GT68xx_Scanner * scanner)
       return SANE_STATUS_IO_ERROR;
     }
 
-  /* TODO we should check endiannes and word alignment in case of a home
+  /* TODO we should check endianness and word alignment in case of a home
    * directory used trough different archs */
 
   /* TODO check for errors */
diff --git a/backend/gt68xx_high.h b/backend/gt68xx_high.h
index da4ab6a69..ea08ccd31 100644
--- a/backend/gt68xx_high.h
+++ b/backend/gt68xx_high.h
@@ -356,7 +356,7 @@ static SANE_Status gt68xx_scanner_stop_scan (GT68xx_Scanner * scanner);
  * This function stores in memory calibration data created at calibration
  * time into file
  * @param scanner Scanner object.
- * @return SANE_STATUS_GOOD when succesfull
+ * @return SANE_STATUS_GOOD when successful
  */
 static SANE_Status gt68xx_write_calibration (GT68xx_Scanner * scanner);
 
@@ -365,7 +365,7 @@ static SANE_Status gt68xx_write_calibration (GT68xx_Scanner * scanner);
  * This function sets in memory calibration data from data saved into file.
  *
  * @param scanner Scanner object.
- * @return SANE_STATUS_GOOD when succesfull
+ * @return SANE_STATUS_GOOD when successful
  */
 static SANE_Status gt68xx_read_calibration (GT68xx_Scanner * scanner);
 
diff --git a/backend/gt68xx_low.h b/backend/gt68xx_low.h
index 89bd3657e..90e340860 100644
--- a/backend/gt68xx_low.h
+++ b/backend/gt68xx_low.h
@@ -71,7 +71,7 @@
 #define LOBYTE(w) ((SANE_Byte)(w))
 
 
-/* return if an error occured while the function was called */
+/* return if an error occurred while the function was called */
 #ifdef MAX_DEBUG
 
 #  define RIE(function) \
@@ -219,7 +219,7 @@ struct GT68xx_Command_Set
   /*@{ */
 
   SANE_Byte request_type;		/**< Request type (should be 0x40, vendor spec) */
-  SANE_Byte request;			/**< Vendor spec resquest (0x01 or 0x04) */
+  SANE_Byte request;			/**< Vendor spec request (0x01 or 0x04) */
   SANE_Word memory_read_value;		/**< Memory read - wValue */
   SANE_Word memory_write_value;		/**< Memory write - wValue */
   SANE_Word send_cmd_value;		/**< Send normal command - wValue */
@@ -504,7 +504,7 @@ struct GT68xx_Device
   SANE_Bool active;
 
   /** Device missing to flag devices that are unplugged
-   * after sane_init and befor sane_exit */
+   * after sane_init and before sane_exit */
   SANE_Bool missing;
 
   /** Scanner model data. */
@@ -588,7 +588,7 @@ struct GT68xx_Scan_Parameters
   SANE_Int ld_shift_b;
   SANE_Int ld_shift_double;
   SANE_Int double_column;
-  SANE_Int pixel_x0;		/**< x start postion */
+  SANE_Int pixel_x0;		/**< x start position */
 };
 
 
@@ -763,7 +763,7 @@ static SANE_Status gt68xx_device_deactivate (GT68xx_Device * dev);
  *
  * @return
  * - #SANE_STATUS_GOOD     - success.
- * - #SANE_STATUS_IO_ERROR - a communication error occured.
+ * - #SANE_STATUS_IO_ERROR - a communication error occurred.
  *
  * @warning
  * @a size must be a multiple of 64 (at least with GT6816), otherwise the
@@ -782,7 +782,7 @@ gt68xx_device_memory_write (GT68xx_Device * dev, SANE_Word addr,
  *
  * @return
  * - #SANE_STATUS_GOOD     - success.
- * - #SANE_STATUS_IO_ERROR - a communication error occured.
+ * - #SANE_STATUS_IO_ERROR - a communication error occurred.
  *
  * @warning
  * @a size must be a multiple of 64 (at least with GT6816), otherwise the
@@ -800,7 +800,7 @@ gt68xx_device_memory_read (GT68xx_Device * dev, SANE_Word addr,
  *
  * @return
  * - #SANE_STATUS_GOOD     - success.
- * - #SANE_STATUS_IO_ERROR - a communication error occured.
+ * - #SANE_STATUS_IO_ERROR - a communication error occurred.
  */
 static SANE_Status
 gt68xx_device_req (GT68xx_Device * dev, GT68xx_Packet cmd, GT68xx_Packet res);
@@ -813,7 +813,7 @@ gt68xx_device_req (GT68xx_Device * dev, GT68xx_Packet cmd, GT68xx_Packet res);
  *
  * @return
  * - #SANE_STATUS_GOOD     - success.
- * - #SANE_STATUS_IO_ERROR - a communication error occured.
+ * - #SANE_STATUS_IO_ERROR - a communication error occurred.
  */
 static SANE_Status
 gt68xx_device_small_req (GT68xx_Device * dev, GT68xx_Packet cmd,
@@ -829,7 +829,7 @@ gt68xx_device_small_req (GT68xx_Device * dev, GT68xx_Packet cmd,
  *
  * @return
  * - #SANE_STATUS_GOOD     - success.
- * - #SANE_STATUS_IO_ERROR - a communication error occured.
+ * - #SANE_STATUS_IO_ERROR - a communication error occurred.
  */
 static SANE_Status
 gt68xx_device_check_firmware (GT68xx_Device * dev, SANE_Bool * loaded);
@@ -850,7 +850,7 @@ gt68xx_device_download_firmware (GT68xx_Device * dev,
  *
  * @return
  * - #SANE_STATUS_GOOD     - success.
- * - #SANE_STATUS_IO_ERROR - a communication error occured.
+ * - #SANE_STATUS_IO_ERROR - a communication error occurred.
  */
 static SANE_Status
 gt68xx_device_get_power_status (GT68xx_Device * dev, SANE_Bool * power_ok);
@@ -865,7 +865,7 @@ gt68xx_device_get_power_status (GT68xx_Device * dev, SANE_Bool * power_ok);
  * @return
  * - #SANE_STATUS_GOOD        - success.
  * - #SANE_STATUS_UNSUPPORTED - the scanner does not support TA connection.
- * - #SANE_STATUS_IO_ERROR    - a communication error occured.
+ * - #SANE_STATUS_IO_ERROR    - a communication error occurred.
  */
 static SANE_Status
 gt68xx_device_get_ta_status (GT68xx_Device * dev, SANE_Bool * ta_attached);
@@ -878,7 +878,7 @@ gt68xx_device_get_ta_status (GT68xx_Device * dev, SANE_Bool * ta_attached);
  *
  * @return
  * - #SANE_STATUS_GOOD        - success.
- * - #SANE_STATUS_IO_ERROR    - a communication error occured.
+ * - #SANE_STATUS_IO_ERROR    - a communication error occurred.
  * - #SANE_STATUS_UNSUPPORTED - unsupported request was made (like attempt to
  *   turn on the TA lamp on a scanner which does not support TA).
  */
@@ -895,7 +895,7 @@ gt68xx_device_lamp_control (GT68xx_Device * dev, SANE_Bool fb_lamp,
  *
  * @return
  * - #SANE_STATUS_GOOD     - success; the status in @a *moving is valid.
- * - #SANE_STATUS_IO_ERROR - a communication error occured.
+ * - #SANE_STATUS_IO_ERROR - a communication error occurred.
  */
 static SANE_Status
 gt68xx_device_is_moving (GT68xx_Device * dev, SANE_Bool * moving);
@@ -912,7 +912,7 @@ gt68xx_device_is_moving (GT68xx_Device * dev, SANE_Bool * moving);
  * - #SANE_STATUS_GOOD - success; the movement is started.  Call
  *   gt68xx_device_is_moving() periodically to determine when the movement is
  *   complete.
- * - #SANE_STATUS_IO_ERROR - a communication error occured.
+ * - #SANE_STATUS_IO_ERROR - a communication error occurred.
  */
 static SANE_Status
 gt68xx_device_move_relative (GT68xx_Device * dev, SANE_Int distance);
@@ -929,7 +929,7 @@ gt68xx_device_move_relative (GT68xx_Device * dev, SANE_Int distance);
  *
  * @return
  * - #SANE_STATUS_GOOD - success; the movement is started.
- * - #SANE_STATUS_IO_ERROR - a communication error occured.
+ * - #SANE_STATUS_IO_ERROR - a communication error occurred.
  */
 static SANE_Status gt68xx_device_carriage_home (GT68xx_Device * dev);
 
@@ -940,7 +940,7 @@ static SANE_Status gt68xx_device_carriage_home (GT68xx_Device * dev);
  *
  * @return
  * - #SANE_STATUS_GOOD - success; the movement is started.
- * - #SANE_STATUS_IO_ERROR - a communication error occured.
+ * - #SANE_STATUS_IO_ERROR - a communication error occurred.
  */
 static SANE_Status gt68xx_device_paperfeed (GT68xx_Device * dev);
 
@@ -958,7 +958,7 @@ static SANE_Status gt68xx_device_paperfeed (GT68xx_Device * dev);
  *
  * @return
  * - #SANE_STATUS_GOOD - success.
- * - #SANE_STATUS_IO_ERROR - a communication error occured.
+ * - #SANE_STATUS_IO_ERROR - a communication error occurred.
  */
 static SANE_Status gt68xx_device_start_scan (GT68xx_Device * dev);
 
@@ -977,7 +977,7 @@ static SANE_Status gt68xx_device_start_scan (GT68xx_Device * dev);
  *
  * @return
  * - #SANE_STATUS_GOOD - success; the value in @a *ready is valid.
- * - #SANE_STATUS_IO_ERROR - a communication error occured.
+ * - #SANE_STATUS_IO_ERROR - a communication error occurred.
  */
 static SANE_Status
 gt68xx_device_read_scanned_data (GT68xx_Device * dev, SANE_Bool * ready);
@@ -991,7 +991,7 @@ gt68xx_device_read_scanned_data (GT68xx_Device * dev, SANE_Bool * ready);
  *
  * @return
  * - #SANE_STATUS_GOOD - success.
- * - #SANE_STATUS_IO_ERROR - a communication error occured.
+ * - #SANE_STATUS_IO_ERROR - a communication error occurred.
  */
 static SANE_Status gt68xx_device_stop_scan (GT68xx_Device * dev);
 
@@ -1014,7 +1014,7 @@ static SANE_Status gt68xx_device_stop_scan (GT68xx_Device * dev);
  *   are not supported by hardware.
  * - #SANE_STATUS_INVAL - some of the parameters in @a request, or the @a
  *   action code, are completely invalid.
- * - #SANE_STATUS_IO_ERROR - a communication error occured.
+ * - #SANE_STATUS_IO_ERROR - a communication error occurred.
  */
 static SANE_Status
 gt68xx_device_setup_scan (GT68xx_Device * dev,
@@ -1029,7 +1029,7 @@ gt68xx_device_setup_scan (GT68xx_Device * dev,
  *
  * @return
  * - #SANE_STATUS_GOOD - success.
- * - #SANE_STATUS_IO_ERROR - a communication error occured.
+ * - #SANE_STATUS_IO_ERROR - a communication error occurred.
  */
 static SANE_Status
 gt68xx_device_set_afe (GT68xx_Device * dev, GT68xx_AFE_Parameters * params);
@@ -1048,7 +1048,7 @@ gt68xx_device_set_exposure_time (GT68xx_Device * dev,
  *
  * @return
  * - #SANE_STATUS_GOOD - success.
- * - #SANE_STATUS_IO_ERROR - a communication error occured.
+ * - #SANE_STATUS_IO_ERROR - a communication error occurred.
  */
 static SANE_Status
 gt68xx_device_read_raw (GT68xx_Device * dev, SANE_Byte * buffer,
@@ -1085,7 +1085,7 @@ gt68xx_device_get_id (GT68xx_Device * dev);
 /** Read the device descriptor of the scanner.
  *
  * This function should be called before closing the device to make sure
- * that the device descriptor is propperly stored in the scanner's memory.
+ * that the device descriptor is properly stored in the scanner's memory.
  * If that's not done, the next try to get the config descriptor will
  * result in a corrupted descriptor.
  *
diff --git a/backend/gt68xx_mid.c b/backend/gt68xx_mid.c
index 1d6a5c68f..bbc52ff0d 100644
--- a/backend/gt68xx_mid.c
+++ b/backend/gt68xx_mid.c
@@ -81,7 +81,7 @@ gt68xx_delay_buffer_init (GT68xx_Delay_Buffer * delay,
       DBG (3, "gt68xx_delay_buffer_init: no memory for delay block\n");
       return SANE_STATUS_NO_MEM;
     }
-  /* make sure that we will see if one of the unitialized lines get displayed */
+  /* make sure that we will see if one of the uninitialized lines get displayed */
   for (i = 0; i < bytes_per_line * line_count; i++)
     delay->mem_block[i] = i % 256;
 
diff --git a/backend/gt68xx_mid.h b/backend/gt68xx_mid.h
index 2bbaac258..e8c2abf2b 100644
--- a/backend/gt68xx_mid.h
+++ b/backend/gt68xx_mid.h
@@ -143,7 +143,7 @@ static SANE_Status gt68xx_line_reader_free (GT68xx_Line_Reader * reader);
  *
  * @return
  * - SANE_STATUS_GOOD  - read completed successfully
- * - other error value - an error occured
+ * - other error value - an error occurred
  */
 static SANE_Status
 gt68xx_line_reader_read (GT68xx_Line_Reader * reader,
diff --git a/backend/gt68xx_shm_channel.c b/backend/gt68xx_shm_channel.c
index 496a959ba..ae8d19d57 100644
--- a/backend/gt68xx_shm_channel.c
+++ b/backend/gt68xx_shm_channel.c
@@ -342,7 +342,7 @@ shm_channel_writer_init (Shm_Channel * shm_channel)
  * This function may block waiting for a free buffer (if the reader process
  * does not process the data fast enough).
  *
- * After successfull call to this function the writer process should fill the
+ * After successful call to this function the writer process should fill the
  * buffer with the data and pass the buffer identifier from @a buffer_id_return
  * to shm_channel_writer_put_buffer() to give the buffer to the reader process.
  *
@@ -355,7 +355,7 @@ shm_channel_writer_init (Shm_Channel * shm_channel)
  *   waiting for it); @a buffer_id_return and @a buffer_addr_return are filled
  *   with valid values.
  * - SANE_STATUS_EOF - the reader process has closed its half of the channel.
- * - SANE_STATUS_IO_ERROR - an I/O error occured.
+ * - SANE_STATUS_IO_ERROR - an I/O error occurred.
  */
 SANE_Status
 shm_channel_writer_get_buffer (Shm_Channel * shm_channel,
@@ -399,7 +399,7 @@ shm_channel_writer_get_buffer (Shm_Channel * shm_channel,
  * @return
  * - SANE_STATUS_GOOD - the buffer was successfully queued.
  * - SANE_STATUS_IO_ERROR - the reader process has closed its half of the
- *   channel, or another I/O error occured.
+ *   channel, or another I/O error occurred.
  */
 SANE_Status
 shm_channel_writer_put_buffer (Shm_Channel * shm_channel,
@@ -573,7 +573,7 @@ shm_channel_reader_start (Shm_Channel * shm_channel)
  *   Otherwise, @a *buffer_id_return, @a *buffer_addr_return and @a
  *   *buffer_bytes return are filled with valid values.
  * - SANE_STATUS_EOF - the writer process has closed its half of the channel.
- * - SANE_STATUS_IO_ERROR - an I/O error occured.
+ * - SANE_STATUS_IO_ERROR - an I/O error occurred.
  */
 SANE_Status
 shm_channel_reader_get_buffer (Shm_Channel * shm_channel,
@@ -627,7 +627,7 @@ shm_channel_reader_get_buffer (Shm_Channel * shm_channel,
  * @return
  * - SANE_STATUS_GOOD - the buffer was successfully released.
  * - SANE_STATUS_IO_ERROR - the writer process has closed its half of the
- *   channel, or an unexpected I/O error occured.
+ *   channel, or an unexpected I/O error occurred.
  */
 SANE_Status
 shm_channel_reader_put_buffer (Shm_Channel * shm_channel, SANE_Int buffer_id)
diff --git a/doc/descriptions/gt68xx.desc b/doc/descriptions/gt68xx.desc
index f101cd1ea..b911e989f 100644
--- a/doc/descriptions/gt68xx.desc
+++ b/doc/descriptions/gt68xx.desc
@@ -473,6 +473,6 @@
 :interface "USB"
 :usbid "0x04a7" "0x0444"
 :status :good
-:comment "Works upto 1200 dpi and 12 bits/color."
+:comment "Works up to 1200 dpi and 12 bits/color."
 
 ; -----------------------------------------------------------------------------
diff --git a/doc/gt68xx/gt68xx.CHANGES b/doc/gt68xx/gt68xx.CHANGES
index aa8750463..074c1c9b7 100644
--- a/doc/gt68xx/gt68xx.CHANGES
+++ b/doc/gt68xx/gt68xx.CHANGES
@@ -80,7 +80,7 @@ V 1.0.73 (2005-08-19)
 V 1.0.72 (2005-08-18)
 
 * Finally fixed the problem concerning scanning on *BSD. Scanning only worked
-  once. After that, the scanner wasn't even detected anymore beacuse the config
+  once. After that, the scanner wasn't even detected anymore because the config
   descriptor returned by the device was corrupted. This is a hardware bug. When
   filling the internal memory of the scanner completely, the config descriptor
   is overwritten. The work-around is to ask the scanner for the device
@@ -205,7 +205,7 @@ V 1.0-61 (2004-06-18)
   * Check for status of read_scanned_data every 10 ms. Avoids short stops before
     scan data comes in.
   * Added resolution limit for using backtracking.
-  * Reduced deafult CCD backtracking to 0x10 lines.
+  * Reduced default CCD backtracking to 0x10 lines.
 * CCD coarse calibration:
   * Check if calib has succeeded per color now (fewer loops).
   * Added loop detection now.
@@ -399,7 +399,7 @@ V 1.0-40 (2003-02-22)
 - Added indormation about Medion 4394.
 - Mention ma1509 backend.
 - Fix segfault when calling sane_open with an empty device name.
-- Explicitely initialize global variables to avoid segfaults when calling
+- Explicitly initialize global variables to avoid segfaults when calling
   sane_init/sane_exit more than once.
 
 V 1.0-39 (2003-02-16)
@@ -416,7 +416,7 @@ V 1.0-38 (2003-02-05)
 - Increase the lowest black for CCD coarse calibration to avoid too much black.
 - Adjusted internal gamma correction to avoid getting 0 for high gamma values.
 - CCD scanners use color mode for coarse+quality cal now. This fixes the
-  problem with extremly high gains and terrible quality cal in gray mode at
+  problem with extremely high gains and terrible quality cal in gray mode at
   least for the BearPaw 1200 TA.
 --> Thanks to Alexei V. Mezin for reporting these bugs.
 - Preview isn't always in 8 bit mode now (can be selected by option).
@@ -533,8 +533,8 @@ V 1.0-26 (2002-10-22)
 
 - Several fixes for Medion MD-9385 and Artec Ultima 2000 based scanners. The
   Cytron MD 9385 works now.
-- Diabled Plustek-like firmware check again, didn't work for MD 9385.
-- Splitted flags for mirror_x and sset_home.
+- Disabled Plustek-like firmware check again, didn't work for MD 9385.
+- Split flags for mirror_x and sset_home.
 
 V 1.0-25 (2002-10-20)
 
@@ -575,7 +575,7 @@ V 1.0-22 (2002-10-07),
 - Line calibration uses the bit depth of the main scan now.
 - Vendor, product ids and other information is printed when debugging is active
 - Fixed segfault in attach ().
-- Fixed endianess issues (untested).
+- Fixed endianness issues (untested).
 - Code cleanup.
 
 V 1.0-21 (2002-10-07),
@@ -612,7 +612,7 @@ V 1.0-18 (2002-10-01)
 
 - Added detection of Artec Ultima 2000.
 - Updated Lexmark X70 settings.
-- Fixed segfault that occured when no device was detected.
+- Fixed segfault that occurred when no device was detected.
 - Changed test for loaded firmware for GT-6801 scanners.
 
 V 1.0-17 (2002-10-01)
@@ -699,7 +699,7 @@ V 1.0-9 (2002-09-17)
 
 - Added option to disable automatic gain (->less ugly colors for GT-6801
   based models)
-- Fixed segfault that occured when a scan was cancelled
+- Fixed segfault that occurred when a scan was cancelled
 - Preview uses slow but safe (?) 300 dpi 8 bit modes now
 - Fixed bug concerning X0/Y0 coordinates
 - Started implementing dpeth option (doesn't work yet)
diff --git a/doc/gt68xx/gt68xx.TODO b/doc/gt68xx/gt68xx.TODO
index 74aeb17c8..4909b0811 100644
--- a/doc/gt68xx/gt68xx.TODO
+++ b/doc/gt68xx/gt68xx.TODO
@@ -33,7 +33,7 @@ Mustek BearPaw 2448 TA Plus:
 - Sometimes there is a USB protocol error when cancelling the scan?
 - top borders move with resolution (happened in the early days with 2400 TA!)
 - gray scans have different brightness
-- scan motor is bumpy and freezes sometimes, looks like accelaration is too big
+- scan motor is bumpy and freezes sometimes, looks like acceleration is too big
   (firmware problem?)
 - vertical stripes
 - TA settings are wrong
@@ -93,7 +93,7 @@ Mustek ScanExpress 1248 UB
 ok
 
 Plustek OpticSlim 2400
-- only upto 1200 dpi vertical works
+- only up to 1200 dpi vertical works
 - only 8 and 12 bit work, 16 doesn't (check Windows)
 - exposure is extremely high and seems to have similar problems as with other
   CIS scanners (reaches limit also)
@@ -102,4 +102,4 @@ Mustek ScanExpress 2400 USB
 - make it work (nobody seems to have this device)
 
 Visioneer OneTouch 7300
-- 16 bit doesn't seem to work despite beeing advertized
+- 16 bit doesn't seem to work despite being advertized