Fred Herbert Colvin

• Aircraft handbook,
• Aircraft Mechanics Handbook
• Drilling and surfacing practice;
• Jigs and Fixtures; a Reference Book Showing Many Types of Jigs and Fixtures in Actual Use, and Suggestions for Various Cases
• Labor Turnover, Loyalty and Output
• Link Motions, Valve Gears and Valve Setting
• Machine Shop Calculations
• Machine Shop Drawings
• Machine Shop Mechanics
• MacHine Shop Primer
• Practical Die-Making
• Railroad Pocket-Book