1966 346 p., 99 figs & plts, 4to, cloth (plastified). Library stamps. Numerous contributions including numerous papers on Foraminifera and ''Symposium on micropaleontological lineages and zones used for biostratigraphic subdivision of the Neogene'' (pp. 18-145).
1979 222 p., 74 figs, 7 pls, paperbound.
1966 xvi, 346 p., 99 figs/pls, 4to, cloth. Very good copy, as new.Numerous contributions including numerous papers on Foraminifera and ''Symposium on micropaleontological lineages and zones used for biostratigraphic subdivision of the Neogene'' (pp. 18-145).
1971 137 p., 50 figs, 5 pls, paperbound. Library stamps. Utrecht Micropaleontological Bulletins.