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of Station Works, Wakering Road, Barking, Essex. Telephone: Rippleway 4054. Cables: "Sestrel, Barking". London Office: 71 Leadenhall Street, EC3. (1947)
See Henry Browne
Business commenced in Brightlingsea
1929 Business moved to Barking
1937 Aeronautical instrument makers. "Sestrel" Compasses. 
1939 See Aircraft Industry Suppliers
1947 Listed Exhibitor - British Industries Fair. Manufacturers of Nautical Instruments, Compasses, Clocks, Binoculars, Telescopes, Thermometers, Sounding Apparatus, Aircraft Instruments, Signalling Equipment, Meteorological Instruments, Barographs, Thermographs, Aneroid Barometers, Sextants, Yacht Equipment, Navigational Instruction Equipment. (Olympia, Ground Floor, Stand No. E.1799)