Letters

01 July 1957
Comments Letters T H E C O L L E C T I O N O F R E C O R D S F O R ANALYSIS S I R S , -- Y o u r correspondent, Mr. T. C. Smout, raises issues of fundamental importance (antea, vol. xlix, pp. 287-288). If a paper is put forward for publication in a scientific form and pur...
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Letters

01 August 1952
Comments Letters SIRS,--The Ibis for April 1953 will include a group of papers on Visible Migration (particularly in passerine birds) as observed in various countries. The newly-formed Sub-committee on Visible Migration of the British Trust for Ornithology (see below) fee...
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