diff --git a/.gitignore b/.gitignore
index 2b66db61..06f9d8da 100644
--- a/.gitignore
+++ b/.gitignore
@@ -10,3 +10,4 @@
 /updates/*.html
 .idea/*
 .DS_Store
+sync.sh
diff --git a/application/config/cloudlog.php b/application/config/cloudlog.php
index 085dfe4e..12975035 100644
--- a/application/config/cloudlog.php
+++ b/application/config/cloudlog.php
@@ -32,7 +32,7 @@ $config['show_time'] = FALSE;
 | Default is: M
 |
 */
-$config['measurement_base'] = 'M';
+$config['measurement_base'] = 'K';
 
 /*
 |--------------------------------------------------------------------------
@@ -59,4 +59,4 @@ $config['map_gridsquares'] = FALSE;
 |
 */
 
-$config['cat_timeout_interval'] = 300;
\ No newline at end of file
+$config['cat_timeout_interval'] = 300;
diff --git a/application/controllers/Qslprint.php b/application/controllers/Qslprint.php
new file mode 100644
index 00000000..3b0934ee
--- /dev/null
+++ b/application/controllers/Qslprint.php
@@ -0,0 +1,67 @@
+<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');
+
+class QSLPrint extends CI_Controller {
+
+	function __construct()
+	{
+		parent::__construct();
+		$this->load->helper(array('form', 'url'));
+
+		$this->load->model('user_model');
+		if(!$this->user_model->authorize(2)) { $this->session->set_flashdata('notice', 'You\'re not allowed to do that!'); redirect('dashboard'); }
+	}
+
+	public function index()
+	{
+		$this->load->model('user_model');
+		if(!$this->user_model->authorize(99)) { $this->session->set_flashdata('notice', 'You\'re not allowed to do that!'); redirect('dashboard'); }
+	
+		$data['page_title'] = "Export requested QSLs for printing";
+
+		$this->load->view('interface_assets/header', $data);
+		$this->load->view('qslprint/index');
+		$this->load->view('interface_assets/footer');
+	
+	}
+
+	public function exportadif()
+	{
+		// Set memory limit to unlimited to allow heavy usage
+		ini_set('memory_limit', '-1');
+
+		$this->load->model('adif_data');
+
+		$data['qsos'] = $this->adif_data->export_printrequested();
+
+		$this->load->view('adif/data/exportall', $data);
+	}	
+	
+	public function exportcsv()
+	{
+		// Set memory limit to unlimited to allow heavy usage
+		ini_set('memory_limit', '-1');
+
+		$this->load->model('logbook_model');
+
+		$data['qsos'] = $this->logbook_model->get_qsos_for_printing();
+
+		$this->load->view('qslprint/data/csv', $data);
+	}
+	
+	function qsl_printed() {
+		$this->load->model('qslprint_model');
+		$this->load->model('user_model');
+		if(!$this->user_model->authorize(2)) { $this->session->set_flashdata('notice', 'You\'re not allowed to do that!'); redirect('dashboard'); }
+
+			// Update Logbook to Mark Paper Card Received
+
+			$this->qslprint_model->mark_qsos_printed();
+
+			$this->session->set_flashdata('notice', 'QSOs are marked as sent via buro');
+
+			redirect('logbook');
+	}
+}
+
+/* End of file welcome.php */
+/* Location: ./application/controllers/welcome.php */
\ No newline at end of file
diff --git a/application/models/Adif_data.php b/application/models/Adif_data.php
index a31581fc..4e2e0d63 100644
--- a/application/models/Adif_data.php
+++ b/application/models/Adif_data.php
@@ -16,6 +16,14 @@ class adif_data extends CI_Model {
         return $query;
     }
 
+    function export_printrequested() {
+        $this->db->where('COL_QSL_SENT', 'R');
+        $this->db->order_by("COL_TIME_ON", "ASC"); 
+        $query = $this->db->get($this->config->item('table_name'));
+        
+        return $query;
+    }
+
     function sat_all() {
         $this->db->where('COL_PROP_MODE', 'SAT');
         $this->db->order_by("COL_TIME_ON", "ASC"); 
diff --git a/application/models/Logbook_model.php b/application/models/Logbook_model.php
index 1ca2a8cf..c6be2481 100755
--- a/application/models/Logbook_model.php
+++ b/application/models/Logbook_model.php
@@ -495,6 +495,11 @@ class Logbook_model extends CI_Model {
     $this->db->update($this->config->item('table_name'), $data);
   }
 
+  function get_qsos_for_printing() {
+	$query = $this->db->query('SELECT COL_PRIMARY_KEY, COL_CALL, COL_QSL_VIA, COL_TIME_ON, COL_MODE, COL_FREQ, UPPER(COL_BAND) as COL_BAND, COL_RST_SENT, COL_SAT_NAME, COL_SAT_MODE, COL_QSL_RCVD, (CASE WHEN COL_QSL_VIA != \'\' THEN COL_QSL_VIA ELSE COL_CALL END) AS COL_ROUTING, ADIF, ENTITY FROM '.$this->config->item('table_name').', dxcc_prefixes WHERE COL_QSL_SENT LIKE \'R\' and (CASE WHEN COL_QSL_VIA != \'\' THEN COL_QSL_VIA ELSE COL_CALL END) like CONCAT(dxcc_prefixes.call,\'%\') and (end is null or end > now()) ORDER BY adif, col_routing');
+    //$query = $this->db->query('SELECT * FROM '.$this->config->item('table_name').' WHERE COL_TIME_ON between \''.$morning.'\' AND \''.$night.'\'');
+    return $query;
+  }
 
   function get_qsos($num, $offset) {
     $this->db->select('COL_CALL, COL_BAND, COL_TIME_ON, COL_RST_RCVD, COL_RST_SENT, COL_MODE, COL_NAME, COL_COUNTRY, COL_PRIMARY_KEY, COL_SAT_NAME, COL_GRIDSQUARE, COL_QSL_RCVD, COL_EQSL_QSL_RCVD, COL_EQSL_QSL_SENT, COL_QSL_SENT, COL_STX, COL_STX_STRING, COL_SRX, COL_SRX_STRING, COL_OPERATOR, COL_STATION_CALLSIGN, COL_LOTW_QSL_SENT, COL_LOTW_QSL_RCVD, COL_VUCC_GRIDS');
diff --git a/application/models/Qslprint_model.php b/application/models/Qslprint_model.php
new file mode 100644
index 00000000..92db5c31
--- /dev/null
+++ b/application/models/Qslprint_model.php
@@ -0,0 +1,22 @@
+<?php
+
+class Qslprint_model extends CI_Model {
+
+	function __construct()
+	{
+		parent::__construct();
+	}
+
+	function mark_qsos_printed() {
+		$data = array(
+	        'COL_QSLSDATE' => date('Y-m-d'),
+	        'COL_QSL_SENT' => "Y",
+	        'COL_QSL_SENT_VIA' => "B",
+		);
+
+		$this->db->where("COL_QSL_SENT", "R");
+		$this->db->update($this->config->item('table_name'), $data);
+	}
+}
+
+?>
\ No newline at end of file
diff --git a/application/views/interface_assets/header.php b/application/views/interface_assets/header.php
index cef6614b..67a57e0b 100644
--- a/application/views/interface_assets/header.php
+++ b/application/views/interface_assets/header.php
@@ -83,6 +83,8 @@
 							<a class="dropdown-item" href="<?php echo site_url('lotw/import');?>" title="LoTW Import/Export"><i class="fas fa-sync"></i> LoTW Import/Export</a>
 							<div class="dropdown-divider"></div>
 							<a class="dropdown-item" href="<?php echo site_url('eqsl/import');?>" title="eQSL Import/Export"><i class="fas fa-sync"></i> eQSL Import/Export</a>
+							<div class="dropdown-divider"></div>
+							<a class="dropdown-item" href="<?php echo site_url('qslprint');?>" title="Print Requested QSLs"><i class="fas fa-print"></i> Print Requested QSLs</a>
 
 							<div class="dropdown-divider"></div>
 							<a class="dropdown-item" href="<?php echo site_url('backup');?>" title="Backup Cloudlog"><i class="fas fa-save"></i> Backup</a>
diff --git a/application/views/qslprint/data/csv.php b/application/views/qslprint/data/csv.php
new file mode 100644
index 00000000..ec05d05d
--- /dev/null
+++ b/application/views/qslprint/data/csv.php
@@ -0,0 +1,4 @@
+COL_CALL;COL_QSL_VIA;COL_TIME_ON;COL_MODE;COL_FREQ;COL_BAND;COL_RST_SENT;COL_SAT_NAME;COL_SAT_MODE;COL_QSL_RCVD;COL_ROUTING;ADIF;ENTITY;
+<?php foreach ($qsos->result() as $qso) { ?>
+<?php echo $qso->COL_CALL; ?>;<?php echo $qso->COL_QSL_VIA; ?>;<?php echo $qso->COL_TIME_ON; ?>;<?php echo $qso->COL_MODE; ?>;<?php echo $qso->COL_FREQ; ?>;<?php echo $qso->COL_BAND; ?>;<?php echo $qso->COL_RST_SENT; ?>;<?php echo $qso->COL_SAT_NAME; ?>;<?php echo $qso->COL_SAT_MODE; ?>;<?php echo $qso->COL_QSL_RCVD; ?>;<?php echo $qso->COL_ROUTING; ?>;<?php echo $qso->ADIF; ?>;<?php echo $qso->ENTITY; ?>;
+<?php } ?>
\ No newline at end of file
diff --git a/application/views/qslprint/index.php b/application/views/qslprint/index.php
new file mode 100644
index 00000000..180cb7a7
--- /dev/null
+++ b/application/views/qslprint/index.php
@@ -0,0 +1,42 @@
+<div class="container">
+
+	<br>
+
+		<?php if($this->session->flashdata('message')) { ?>
+			<!-- Display Message -->
+			<div class="alert-message error">
+			  <p><?php echo $this->session->flashdata('message'); ?></p>
+			</div>
+		<?php } ?>
+
+	<div class="card">
+	  <div class="card-header">
+	    <?php echo $page_title; ?>
+	  </div>
+	  <div class="card-body">
+	    <h5 class="card-title"></h5>
+	    <p class="card-text">
+	    	Here you can export requested QSLs as CSV-file or ADIF and mark them as sent via buro in a mass transaction if you like.
+	    </p>
+		
+		    
+    <a href="<?php echo site_url('qslprint/exportcsv'); ?>" title="Export CSV-file" target="_blank" class="btn btn-outline-secondary btn-sm">Export requested QSLs to CSV-file</a>
+    
+    <a href="<?php echo site_url('qslprint/exportadif'); ?>" title="Export ADIF" target="_blank" class="btn btn-outline-secondary btn-sm">Export requested QSLs to ADIF-file</a>
+
+    <a href="<?php echo site_url('qslprint/qsl_printed'); ?>" title="Mark QSLs as printed" target="_blank" class="btn btn-outline-secondary btn-sm">Mark requested QSLs as sent</a>
+
+<!--
+	    <div class="table-responsive">
+		    <! -- Display Radio Statuses -- >	  
+			<table class="table table-striped status"></table>
+		</div>
+
+		<p class="card-text">
+	    	<span class="badge badge-info">Info</span> You can find out how to use the <a href="https://github.com/magicbug/Cloudlog/wiki/Radio-Interface" target="_blank">radio functons</a> in the wiki.</a>
+	    </p>
+-->
+	  </div>
+	</div>
+
+</div>