[Ms. notebook on air reconnaissance kept by member of Royal Flying Corps / A.R. Russell. ca.1916-1917. 1 vol., chiefly comprising notes on aspects of aerial photography, with diagrams, photos etc stuck in. On front inside board are 'Instructions for Camera type "L"'/The Williamson Kinematograph Co. Ltd., London. Tipped in (now in two accompanying slipcases) are ts. 'Notes on organization, equipment and training for photography', 'Notes on oblique photography', 'Standing instructions for photographic sections - home stations', printed 'Notes on photography as practised in the Royal Flying Corps in the B.E.F.' (24p) 1916, envelope of 'Diagrams [photos] issued by S.O.P.', etc. The RFC's Training Division School of Photography was at Farnborough, Hants. (Possibly formerly on inventory as 1950-386/19). See also MS 646, inv. no. 1950-386/9]