Eric Arnold is the author of The Lapwing. Written and Illustrated by E. A. R. Ennion (1949), The Story of Migration (1947), The Story of Migration. Told and Illustrated ... by E. A. R. Ennion, Etc (1947), The British Bird (1943), Alumni, OAC Review, V.37, No. 5, Jan. 1925 (1925).