Publication
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Boerenzwaluwen Article
Op het Vinkentouw, 26(1), 7-8.January 1975
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Ringverslagen en boekbesprekingen Article
Op het Vinkentouw, 26(1), 8-9.January 1975
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Interessante terugmeldingen Article
Op het Vinkentouw, 26(1), 10-15.January 1975
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Bekendelle Article
Natura, 72(4), 47-50.January 1975
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Overwinterende grote Sterns, Sterna Sandvicensis in Nederland Article
Limosa, 48(4), 197-201.January 1975
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Het voorkomen van de Taigaboomkruiper Certhia Familiaris in 1972 en 1973 Article
Limosa, 48(4), 188-196.January 1975
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To Miss C.E. Longfield, F.R.E.S., who celebrates her 79th birthday during the summer of the third international symposium of Odonatology at Lancaster Article
Odonatologica, 4(2), 55-59.January 1975
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To Mr. D.E. Kimmins on his 70th birthday Article
Odonatologica, 4(2), 61-64.January 1975