London: Published by the British Ornithologists’ Union and sold by William Wesley & Son, 1922. The four quarterly parts in their original printed wrappers loosely laid inside the original pictorial cloth octavo binding, waiting to be bound up. 791 pages, plus the title-page and xl pages of prelim’s bound at the end of Part 4. 8 plates, and 12 text figures. Some sections have not been opened; wrappers a little worn; else very good.