Original parts book (gears, springs, chain bikes,screws and etc) from 1935 for variety car and motorcycles car Opel, BMW, Fiat etcmotorcycles D-Rad, BMW, Harley Davidson, Indian, Standard etcwith picture, see photo
Position light, brand MARCHAL. The red light portion is M-shaped relative to the qraque. There is also a white glass for plate lighting. Entirely made of aluminum.More photos on request.
A brass screw-in plug, suitable for sump, gearbox or rear axle. It is possibly by 'Tewel'.The head size is 1/2" Whit/ 9/16" BSF. The thread size is 1/2" x 14tpi B.S.P.
A hexagonal brass 'sump' plug, also suitable for gearbox and rear axle use.Believed to be by 'Tewel' who used to make a lot of small brass fittings for many makes of car.The head size is 5/8" Whit/11/16" BSF. The thread is 5/8" x 14tpi B.S.P.