Gallmeyer and Livington (Grand Rapids) Surface Grinders: Parts Manual as useful Sectional Drawings. Covers models: 20, 25, 35, 36, 38, 38A, 35 through 65A.

Overbeck "Zetto 20" Cylindrical; Grinding Machine. Operating Instructions with Wiring Diagrams and Lubrication Instructions.

Studer PSM-20 Profile Grinding Machine: detailed Operating and Maintenance Manual with Sectional Drawings and Electrical Diagrams.