Author: WILLIAMSON, KENNETH
Title: Identification for Ringers: British Trust for Ornithology Indentification Guides 1, 2 and 3 (October 1976)
Description: British Trust for Orthithology. 1976. Soft, 8vo. Pamphlet, 3 issues from October 1976 for the Cettia, Locustella, Acrocephalus, Hippolais, Phylloscopus and Slyvia genera. Pamphlets in very good condition. Very Good.

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