Petrology of the Paleocene sedimentary rocks of Denmark,
by Helge Gry; with 2 plates, med Dansk résumé.
- København, I kommission hos C. A. Reitzels forlag, 1935.
- 171, [1] p. incl. illus., maps, tables, diagrs. 2 pl. 26 cm.
- Danmarks geologiske undersøgelse. II. række, nr. 61 .
Résumé in Danish: p. [151]-168. Each plate preceded by leaf with descriptive letterpress.