1981 133 p., 27 figs, 49 photographic pls, paperbound. Published in: Studies on the Fauna of Curaçao and other Caribbean Islands.
1981 133 p., 27 figs, 49 photographic pls, paperbound. Published in: Studies on the Fauna of Curaçao and other Caribbean Islands.
1940 [8], 130 p., 22 figs, 16 photographic pls, cloth. Thesis.
1959 / 1980 38, 46 p., 29, 7, 13 figs & pls, paperbound (in two issues). Studies on the Physical Anthropology of the Netjerlands Antilles I-IV. These papers were reprinted from the West-Indische Gids.
1940 [8], 130 p., 22 figs, 16 photographic plates, paperbound. With author’s dedications.With extensive locality descriptions and description of the mammals, lizards and land molluscs.
1980 68 p., 24 figs, 18 pls, paperbound (plates loose). Published in: Studies on the Fauna of Curaçao and other Caribbean Islands.
1980 68 p., 24 figs, 18 pls, paperbound. Published in: Studies on the Fauna of Curaçao and other Caribbean Islands. With author's dedication.