diff --git a/README.md b/README.md
index d305f37..5f0d491 100644
--- a/README.md
+++ b/README.md
@@ -203,6 +203,8 @@ Scanned plotter manuals and marketing ephemera, mostly from the [Internet Archiv
 - [Commodore 1520 Printer Plotter Manual (1983)](https://archive.org/details/1520PrinterPlotterUsersManualStyleA)
 - [Commodore 1520 Printer Plotter Manual](https://archive.org/details/1520PrinterPlotterusersManualStyleB)
 - [Control Data 165/165-2 Plotter Manual](https://archive.org/details/bitsavers_cdc160139c_4086972)
+- [Gerber GS750 Plus User Manual (1995) (manualslib)](https://www.manualslib.com/manual/465193/Gerber-Gs750-Plus.html)
+- [Gerber Signmaker IVB User's Manual (1983) (manualslib)](https://www.manualslib.com/manual/464167/Gerber-Signmaker-Ivb.html)
 - [Houston Instrument DMP-160 Plotter Operation Manual](https://archive.org/details/houston-instrument-dmp-160-series-plotters-operation-manual)
 - [Houston Instrument DM/PL Command Language (1984)](https://archive.org/details/hi-dmpl-command-language)
 - [Houston Instrument DMP-40V Operation Manual (1988)](https://archive.org/details/dmp-40v)
@@ -224,6 +226,7 @@ Scanned plotter manuals and marketing ephemera, mostly from the [Internet Archiv
 - [Roland DXY-980 Operation Manual (1985)](https://archive.org/details/rolanddxy980operationmanual)
 - [Roland DXY-990 Operation Manual (1986)](https://archive.org/details/roland-dxy-990)
 - [Roland DXY-1300 -1200 -1100 Command Reference Manual](https://archive.org/details/rolanddxy130012001100commandreferencemanualaf)
+- [Roland DXY-1350A -1150A User's Manual (1997) (manualslib)](https://www.manualslib.com/manual/884553/Roland-Dxy_1350.html)
 - [Roland DPX-2000 User's Manual](https://archive.org/details/roland-dpx-2000-manual)
 - [Roland DPX-3300 Operation Manual (GitHub)](https://github.com/sismoke/Roland-DPX-3300/blob/master/manual/DPX-3300.pdf)
 - [Roland DPX-3300 Service Notes (1987)](https://archive.org/details/dpx-3300-service-manual)