Letters

01 July 1997 Comments Letters The paper on the spring migration of White-billed Divers Gavia adamsii past southwestern Norway (Brit. Birds 88: 125-129) prompts a closer examination of the possible significance of spring records in British waters, particularly as it was suggested th...
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Letters

01 November 1966 Comments Letters Fault-bars as a means of ageing birds Sirs,---Last year I read a letter by C. J. Mead on the ageing of birds by means of fault-bars (Brit. Birds, 58: 227-228), in which he referred to the work of W. E. Glegg who noted fault-bars on the tails of 737 bird s...
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