Title: The Geological Observer
Author: De La Beche, Henry T. (Henry Thomas)
Author dates: 1796-1855
All names: De La Beche, Henry T. (Henry Thomas), 1796-1855 [person]
Edition: Another edition
Place of publication: Philadelphia
Publisher: Blanchard & Lea
Date of publication: 1851
Physical description: 695 pages (8°)
Languages: English