Deckel Early Engraving Machines Models G0, G1, G1L, GF, G2, GKMO, KP, KPM and GS etc. Catalogue
Hofmann Precision Balancing Scales Type GS and NG. Operating Instructions.
Hofmann Precision Balancing Scales Type GS and NG. Operating Instructions.
SCHOU Crankshaft Grinder Type GS. Operation Manual.
SCHOU Crankshaft Grinder Type GS. Slim (22-page) but complete Operation Manual.
Churchill GS Gear Shaver Manual
Churchill GS Type Universal Gear Shaving Machine. Operator's Instruction Manual.