Original Cooper Bessemer Corporation Instruction Book for Type 80 Gas Engines.

This is an authentic early industrial service manual produced by Cooper Bessemer for their Type 80 gas engines. The manual contains numerous technical diagrams, engineering illustrations, maintenance procedures, adjustment instructions, and large fold-out blueprint-style plates.

The interior remains remarkably well preserved considering its age, with fold-out diagrams still present and highly displayable. The exterior cover shows significant age-related wear including heavy surface cracking, edge wear, and spine deterioration, all shown in the photographs.

Features include:

• Original Cooper Bessemer publication
• Type 80 Gas Engine instruction manual
• Large fold-out engineering drawings
• Maintenance and service procedures
• Mechanical specifications
• Blueprint-style illustrations
• Printed in Mt. Vernon, Ohio

Please review all photographs carefully for condition and completeness, as they form part of the description.