VRIES TG DE (1933) Oology and Nidology communications: VIII. LIMOSA 6 (1): 21-23.

Northern Lapwing Vanellus vanellus Eurasian Magpie Pica pica Common Wood Pigeon Columba palumbus Pied Avocet Recurvirostra avosetta Great Reed Warbler Acrocephalus arundinaceus Common Tern Sterna hirundo

[free pdf] [dutch summary]