Exploration

2nd (revised) edition, frontispiece & numerous b&w illustrations from photographs, portraits, paintings & engravings, reproductions of contemporary maps ( 3 folding), appendices, bibliography & index, xx & 288 pp, reddish brown cloth in d/w in plastic sleeve, top & base of spine slightly rubbed, spine of d/w slightly chipped at top & base, otherwise in very good condition, Frederick Ungar Publishing Co. (New York) 1961

25.2 x 16 cm, 850g, no ISBN

The first edition was as early as 1928.

See the description (below) from the dustwrapper flaps.