Reviews
01 May 1951
Reviews
The Breeding-birds of the Netherlands. By A. L. J. Van IJzendoorn. (Brill, Leiden, 1950. 6.25 Guilders). Holland consists of some 33,330 sq. km. (roughly 8 million acres) of land and some 5,000 sq. km. of water, inhabited by a human population now exceedi...
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