Letters

01 November 1984 Comments Letters Recommended letter-code abbreviations for British birds. For over 20 years, members of the BTO have been using letter-codes to register birds seen on Common Birds Census visits. Various additions to the list of codes have been made over the years, nota...
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Letters

01 December 1950 Comments Letters SIRS,---A note recently published in British Birds (antea, p. 89) commenting on the presence of Bewick's Swans a t Malltraeth, suggests t h a t the status of this species in Anglesey is t h a t of a n occasional visitor. These birds are, however, more reg...
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