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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Notes

01 February 1936 Comments Notes ON January 17th, 1936, the Prime Minister, the Archbishop of Canterbury, the Chancellor and Vice-Chancellor of Oxford University and others launched a Viscount Grey Memorial Appeal, one of whose objects is to develop " the existing scheme of research main...
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Notes

01 March 1932 Comments Notes SOME time ago there was discussion in British Birds on the habit of the male Hedge-Sparrow pecking at the cloaca of the female during courtship display. I have not seen reference to this habit with the House-Sparrow (Passer d. domesticus) and the followi...
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