diff --git a/README.md b/README.md
index fd6f5ef..9840ca3 100644
--- a/README.md
+++ b/README.md
@@ -204,8 +204,10 @@ Scanned plotter manuals and marketing ephemera from the [Internet Archive](https
 - [HP DraftPro Plotter Programmers Reference (1986)](https://archive.org/details/draftproprogrammersreference0757090001387pagessep86)
 - [Radio Shack TRS-80 Plotter Printer Manual](https://archive.org/details/Plotter_Printer_19xx_Radio_Shack)
 - [Roland DXY-880 Operation Manual (1984)](https://archive.org/details/RolandDXY880PlotterOperationManual)
+- [Roland DPX-3300 Operation Manual](https://github.com/sismoke/Roland-DPX-3300/blob/master/manual/DPX-3300.pdf) (GitHub)
 - [Roland DPX-3300 Service Notes (1987)](https://archive.org/details/dpx-3300-service-manual)
 - [Roland DPX-3300 Schematics (1987)](https://archive.org/details/dpx-3300-schematics)
+- [Roland DPX-3700A DPX-2700A User's Manual](https://www.manualslib.com/manual/1806232/Roland-Dpx-3700a.html) (manualslib)
 - [Siemens C1613 Plotter Manual (German)](https://archive.org/details/SiemensC1613Manual)
 
 ### Ephemera