Military Instruments Catalog By J. H. Steward C. 1920 London
Military Instruments for Reconnoitring, Sketching, Night Marching, Signalling, Gun Laying. Catalogue - B. Section. By J. H. Steward, Ltd., Opticians and Scientific Instrument Makers. London. (N. G. Wilson & Co. Printers). (Circa 1920). 70,(2) pages. Illustrated. 8-1/2 inches. Edge wear. A few page edges have minor chips and edge folds. Overall very good condition. Cover title: “Military Instruments.”
Includes in part: Prismatic Compasses; Liquid Compasses; Luminous Compasses; Signalling Apparatus; Prism Binoculars; Range-Finders; Aneroids; Stop Watches; Clinometers; Telescopes; Angle of Sight Instruments; Protractors; Range Scales; Switch Scales; Map Scales; Plane Tables.