Author: Geer, Gerard de.
Title: Geochronologia Suecica principles.
Description: Stockholm., Almqvist & Wiksells., 1940. 2 volumes, 28 x 20 cms, vol. I; 367 pp., . without front wrap. with plates 1-53. volume II; portfolio with plates 54-90. Texts in english. Exlibris; Rederi-AB Nordstjernan.

Keywords: Sweden. geology.