Census of Swallows and House-Martins in the Sedbergh District, N.W. Yorkshire
01 July 1943
Main paper
T H E two squares (C.4 & C.5.) of the ordnance survey m a p (Sheet 20) which were covered by the two censuses contain for the most part a valley which is grassland, parts of which are now under cultivation. The valley is no lower than 400 ft. above sea-le...
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