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Cliff-Breeding in the House-Martin

01 June 1939 Comments Main paper IN response to the editorial appeal (antea, Vol. XXXII, p, 118) for information on cliff-breeding in the House-Martin (Delichon u, urbica) a number of observers have sent in records. From these it is obvious that breeding under natural conditions is far m...

Notes

01 April 1935 Comments Notes THE following notes on the Tree-Sparrow (Passer m. montanus), near Great Budworth, Cheshire, were made at the same colony as the notes in British Birds, XXV., 278-285 ; XXVI., 273-4; XXVII., 259-60. Return to nesting-trees.--First seen on February 18th; ...