The Yellow Wagtail.
London: Collins, 1950. Octavo, illustrations, very good copy in unclipped dustwrapper, the stamp of Ian Rowley.
New Naturalist Monograph number four.
London: Collins, 1950. Octavo, illustrations, very good copy in unclipped dustwrapper, the stamp of Ian Rowley.
New Naturalist Monograph number four.