TRAUB STROHM M205 and M255. Detailed Instruction Manual together with a separate publication "Special Instructions and Tables" that gives Principle Dimensions, Cam Dimensions, Speed tables, Spare Parts Lists with dimensions of drive belts and specification of Ball bearings, , Headstock Feed Marking Gauges, Rocker Cam Marking Gauge, Marking Gauge for Tool Bits - and others, Tool Layouts, Bell Cam Marking Gauge, etc.