Clay mineralogy of some lower Tertiary (Paleogene) sediments from Denmark /
by R.W. Tank.
- København : I kommission hos C.A. Reitzel, 1963.
- 45 p. : ill., map ; 24 cm.
- Danmarks geologiske undersøgelse (Series). IV. række ; bd. 4, nr. 9 .
With: Silicone oil as a mounting medium for pollen grains / by Svend Th. Andersen. København : I kommission hos C.A. Reitzel, 1960. Bound together subsequent to publication.