Thirty-four Autograph Letters Signed to the Secretary, Royal Society of Arts.

Vice-Admiral Sir (Henry) Percy Douglas
Publication details: 
1935-8; on letterheads including 18 Dealtry Road, Putney, and 34 Waterloo Mansions, Dover.
SKU: 4091

British sailor (1876-1939), hydrographer of the Royal Navy (1924-32), inventor of the Douglas Protractor and the Douglas-Appleyard Arcless Sextant. Various formats from 12mo to octavo. Very good, some docketed and/or bearing the Society's stamp. Relating to the business of the Society, and in particular to a lecture by Douglas involving film of the Manchester Ship Canal.