MANUAL OF MAINTENANCE FOR MECHANICAL VEHICLES (WHEELED). 1937. London His Majesty's Stationery Office 1940 Later Printing Hard Cover Very Good - 612 pp + advertisements, 7 3/8" H. Profusely illustrated with b&w drawings, diagrams (some fold-out). Chapter headings: General Arrangement of a Mechanically Propelled Vehicle; Driving; Mounted Drill and Vehicle Operation; The Driver's Tools and Vehicle Equipment; The Petrol-Engine; The Fuel-Supply System; The Compression-Ignition System; Electrical Ignition Systems; Engine-Cooling Systems; Low-Tension Electrical Components; The Transmission; The Steering; The Brakes; Wheels, Tyres and Tubes; Spring-Suspension and Mounting of Chassis-Assemblies and Body; Maintenance Routine; Minor Repairs and Breakdown Expedients; Training in Driving and Maintenance; Appendices. Light edge wear, wrinkling at top/bottom of spine, darkening to edges of text block, tiny stain at bottom of rear endpapers, a few tiny scuffs on spine, previous owner's name on front pastedown.
Hazell, W. Introduction by Squadron-Leader Whittlesea.UNDERSTANDING AERO-ENGINES BY QUESTION AND ANSWER. London English Universities Press 1941 Reprint Flexible cloth Covers Good 159 pp, 7 1/4" H. B&w illustrations. Contents: Internal-Combustion Engine Theory: Magneto and Valve-Timing; Magneto Construction and Theory; Simple Carburettor / Aero Carburettors; Engine-Running Faults, Detonation, Etc.; Supercharching; Hobson Boost Control / Fixed Datum / Variable and Three-Stage Controls; Index. Interior - small soft crease at top corner of approx. first 45 pages, otherwise clean and tight with no other ownership marks. Exterior - wrinkling on spine, small soft corner crease on front cover, minor corner crease on rear cover, minor edge wear, browning to edges of text block, sone soiling to bottom of text block, small shallow dent on rear cover - migrates into last page.