THORBURN, Archibald (1860-1935). British Birds. London: Longmans, Green and Co., 1915-18. 5 volumes including Supplement, 4° (315 x 260mm.). Titles printed in red and black, 82 colour plates after the author, including 2 plates in the supplement. Original red cloth gilt, t.e.g., supplement stitched in original printed wrappers. FIRST EDITION, Nissen IVB 938; Zimmer 634; British Mammals. London: Longmans, Green and Co., 1920-21. 2 volumes, 4° (315 x 260mm). Titles printed in red and black, 50 colour plates after the author. Original red cloth, t.e.g. Nissen ZBI 4128. (7)