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Author

Roger B. Whitman

2 free books by Roger B. Whitman, free to read online. Chapter 1 of any book is free, no account needed.

Writes aboutTraction-enginesAutomobiles
Cover of Motor-car principles; The Gasoline Automobile

Motor-car principles; The Gasoline Automobile

Roger B. Whitman

Cover of Tractor Principles The Action, Mechanism, Handling, Care, Maintenance and Repair of the Gas Engine Tractor

Tractor Principles The Action, Mechanism, Handling, Care, Maintenance and Repair of the Gas Engine Tractor

Roger B. Whitman