February 1950 – vol. 43, issue 2–52 Compiled by KENNETH WILLIAMSON (Director). The following notes have been selected from the Fair Isle Bird Observatory " Notes on Species " record-book as much for their importance in amplifying the information contained in The Handbook of British Birds as for their general interest to ornithologists. The report should be regarded as supplementary to a similar one covering the Spring migration of 19... This article is only available to registered users.To read more, please log in or purchase a subscription.