A rare Bleriot Monoplane publicity brochure with full specification, photographic reproductions and price list; a catalogue for the Lewis Machine Gun (aeroplane type) model 1917-18 caliber .30; a Napier aero engine brochure with photographic reproductions of the 450 HP 'Lion', the 1000 HP 'Cub' and others with full specifications in three languages; Grulich (Dr Ing Kar), 'An forderungen an verkehrsflugzeuge und ihre kraftanlagen' German text, two and three view line drawings including eight and ten engined flying boats (a lot)