February 1957 – vol. 50, issue 2–72 Secretary, Bird-Ringing Committee of the British Trust for Ornithology. THIS is the nineteenthf report issued on behalf of the Bird-Ringing Committee. It combines a report on the progress of ringing during 1955 with a selected list of recoveries reported for that year.The members of the Committee are as follows : Sir Landsborough Thomson (Chairman), Miss E. P. Leach, A. W. Boyd, Hugh Boyd, J. A. G... This article is only available to registered users.To read more, please log in or purchase a subscription.