RAF pilot's notes, Liberator III,V,VI & VII

A.P. 1867C,D,E,F & G. 3rd edition.  Pilots's and Flight Engineer's Notes - Marks III & V - Four Twin Wasp E1830-42 engines, Marks VI & VIIII - Four Twin Wasp R1830-65 engines.  Original copy dated 10/44.  69 pages with pullout diagrams/photos.  Covers a general description of the aircraft including fuel and oil systems; aircraft controls; engine controls; other controls including bomb doors/release, cabin heating and radio equipment etc; de-icing equipment etc.  Part II deals with handling, part III - operating data, part IV - emergencies. Part V deals with data and general handling notes for flight engineers. Finally part VI has illustrations of the cockpit, emergency bomb release; hydraulic system release; fuel & oil system diagrams; turbo-supercharger installation; Minneapolis-Honeywell autopilot and electrical systems. The cover  is a bit soiled and lightly dog-eared/creased.  Inside pages are generally good but the staples have corroded.  The notes have amendment sheets added/glued in relating to updated until April 1947.  Good used condition.  Stock code P18264.