Contains three notebooks: 'The Courtship of British Breeding Birds', Part 1 (containing references to works dating from the 19th century onwards), n.d. [1920s?-1930s?] 'The Courtship of British Breeding Birds', Part 2 (containing references to works dating from the 19th century onwards), n.d. [1920s?-1930s?] 'Notes on the Birds of the Western Palearctic Region', Volume 2…