1949. Arkiv Mineralogi och Geologi Band 1, Nr. 6; pp. 169-198, 2 fig. 2 plts. h.t. with microfossils, 1 plt. with diagram folding-out. Orig. wrps. with libr. stamp, very good.
Some planktonic Foraminifera from the Maestrichtian and type Danian stages of southern Scandinavia. /&/ Stratigraphic and taxonomic-phylogenetic studies of Upper Cretaceous and Paleogene planktonic Foraminifera.
1962. Stockholm Contr. Geol. IX ; pp. 1-106, 14 figs. 5 photoplts. h.t. 9 plts. h.t. with forams. /&/ 107-129, 3 fig. Orig. extracts, plain wrps. contents very good.
Micropaleontology of the Mesozoic rocks of northern Alaska.
1966, United States Geological Survey Prof. Pap. 302-D; pp. 93-227, 17 fig./phot. 12 fold. plts. in separate folder. Orig. wrps./boards w. libr. stamp, 4to.