Pittler Pirex 50: Operator's Instruction and Maintenance Manual with Sectional Drawings. Not a perfect copy.

SECMU Milling Machine Vertical Head No. 50 INT fitting - a set of Rake Charts giving angles for: "Spindle upward to right; Spindle downward to left; rack to left; Spindle upward to left, Spindle downward to right and Rack to Right" -  and their Instructions for use. The charts appear to apply to all the multi-angle heads fitted to Secmu millers.

Brown and Sharpe Validator 50 Coordinate Measuring machine. Instruction Manual with Routine Maintenance, a Detailed description of the Electronics, a Number of Circuit Diagrams, Elementary Diagnostics & Adjustments.

Duplomatic "Filematic 50 and Filematic 100" High-speed automatic lathe threading attachment: Instruction Manual and Exploded-Parts Diagrams. Includes a copy of the useful Technical Sales and Specification Catalogue and a set of can charts.

EAM (Electronic Autosizing Metrology) Gauge Head Models ECM/50/CS and Electronic Unit DS4R/ES and DS2R/ES. Operating Instructions and an Electrical Schematic.

EMI-MEC Auto 38 and Auto 50 Service Manual for Control System.

EMI-MEC Microsprint 50 Lathe Operator's Instruction Manual and Maintenance Manual with 6 electrical schematics.

Fischer +GF+ KDM 7/50 Copying Lathe. Detailed Instruction Manual and Service Manual.

Foradia GH 50/1000 and GR 50/1200 Operator's Instruction Manual with Sectional Drawings.

Hancock (Hanco-Mark) Type 50 Oxygen Cutting and Profiling Machine. Instruction and Maintenance manual.

Fellows 50-12 Hydrostroke Gear Shaper. Operator's Instruction Manual

Hufford "Model 50" 50-Ton Stretch-Wrap Forming machine. Operator's Instruction and Service Manual.

Danobat Imematic-50 Automatic Turret Lathe. Operator's Instruction and Service Manual.