The ZX81 Companion - Book - Bob Maunder - Linsac - 1981

The Gateway Guide To ZX81 ZX80 - Book - Interface - Mark Charlton 1982

Not Only 30 Programs For The Sinclair ZX81 - Book - Melbourne House 1981

BYTE The Small system journal Oktober 1986 zB Apple II GS

Geos Desktop 1.5 User Manual Commodore 64 64C Nice Condition

Usborne Computer Books Better Basic - Smith PB Acorn Sinclair CBM ZX81

20 Best Programs for the ZX Spectrum - Andrew Hewson - Rare Book

Original Roland DXY-1100 / 1200 / 1300 Command Reference Plotter Manual