Items where Year is 1967
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Publication - Article
Gordon, N.J. 1967 Isle of May bird observatory and field station reports for 1966. Scottish Birds, 5 (1). 6-12.
Publication - Book
Duffey, E., ed. 1967 The biotic effects of public pressures on the environment. Abbots Ripton, The Nature Conservancy, 214pp. (Monks Wood Experimental Station Symposium, 3).