1977-1982 31, 35 p., 155 figs, paperbound. Library stamps. Supplement of the Journal of Molluscan Studies.
1970 129 p., 160 figs, paperbound. Published in: Studies on the Fauna of Curaçao and other Caribbean Islands. Good copy, as new.
1970 129 p., 160 figs, paperbound. Published in: Studies on the Fauna of Curaçao and other Caribbean Islands.
1970 129 p., 160 figs, paperbound. Published in: Studies on the Fauna of Curaçao and other Caribbean Islands. Good copy, as new.
1963 76 p., 68 figs, paperbound. Published in: Studies on the Fauna of Curaçao and other Caribbean islands.
1963 76 p., 68 figs, stapled. Published in: Studies on the Fauna of Curaçao and other Caribbean islands.