Wright aircraft engines; complete instructions for their installation, operation and maintenance;
A 1921 service manual issued by the Wright Aeronautical Corporation of Paterson, New Jersey, edited by John R. Cautley for mechanics installing, running and overhauling aircraft engines. The plates are sectional line drawings and halftones of carburettors, magnetos, gear trains and bearing housings, with hatched cutaways, leader lines and tolerance notes in hand lettering usable as technical-diagram texture.
