EVEREST EXPEDITIONS -- HOWARD-BURY, C.K. Mount Everest. The Reconnaissance, 1921. London: Edward Arnold & Co., 1921. 8° (253 x 170mm). 3 folding maps (one coloured geologically), frontispiece and 32 plates. (Occasional very light spotting.) Original blue cloth (extremities a fraction rubbed). [With:] BRUCE, C.G. The Assault on Mount Everest 1922. London: Edward Arnold & Co., 1923. 8° (250 x 170mm). 2 folding maps, frontispiece and 32 plates. (Old marginal repair to one plate) Original red cloth (spine very slightly faded, extremities very lightly rubbed). Provenance: ?publisher's presentation copy (stamp to title). [And:] NORTON, E.F. The Fight for Everest: 1924. London: Edward Arnold & Co., 1925. 8° (250 x 170 mm). Folding map, 8 coloured plates, 25 plates (one double-page), 4pp. publisher's ads loosely inserted. (Occasional very light spotting.) Original green cloth (extremities lightly rubbed). [And:] RUTTLEDGE, Hugh. Everest 1933. London: Hodder & Stoughton, 1934. 8°(250 x 170mm). Second impression. 3 folding maps, 59 plates (one double-page). Original dark-blue cloth (extremities lightly rubbed). [And:] -- Everest: The Unfinished Adventure. London: Hodder & Stoughton, 1937. 8° (250 x 170mm). 2 folding maps, 63 plates (two double-page), 7pp. of portraits. Original blue cloth (extremities very lightly rubbed). [And:] FELLOWES, P.F.M., L.V. Stewart BLACKER, The Marquess of DOUGLAS AND CLYDESDALE & others. First Over Everest. The Houston-Mount Everest Expedition 1933 ... with a foreword by John Buchan. London: John Lane, 1933. 8° (235 x 158mm). 2 folding maps, 2 full-page diagrams, 1 folding chart of flight plans, 42 plates (6 double-page, 2 with printed overlays), one stereoscopic plate printed in red and blue, stereoscopic viewer in pocket at end. Original blue cloth with embossed bi-plane on upper cover (spine faded, covers lightly unevenly faded). Provenance: J.G. Dunbar (initials in ink or ink ms note to f.f.e.p., by:) -- David Seddon. And two others related. (8)