 | James Alfred Wanklyn - 1874 - 126 páginas
...Geology of Pennsylvania. 3 Vols. 4to, with Portfolio of Maps. Cloth. $30.00. THE GEOLOGY OP PENNSYLVANIA. A Government Survey. With a general view of the Geology of the United States, Essays on the Coal Formation and its Fossils, and a description of the Coal Fields of North America... | |
 | Robert Henry Bow - 1874 - 132 páginas
...of Pennsylvania. 3 Vols. 4to, -with Portfolio of Maps. Cloth. $30.00. THE GEOLOGY OF PENNSYLVANIA. A Government Survey. With a general view of the Geology of the United States, Essays on the Coal Formation and its Fossils, and a description of the Coal Fields of North America... | |
 | John Hill Burton - 1874 - 176 páginas
...biographies which has seen the light for many a day." — Aberdeen Free Press. The Geology of Pennsylvania : A Government Survey ; with a General View of the Geology of the United States, Essays on the Coal Formation and its Fossils, and a Description of the Coal- Fields of North America... | |
 | John Turnbull (Jr.) - 1874 - 60 páginas
...Materials to be operated upon. By x 1. Lowthian Bell. 8vo, cloth 600 ROGERS. The Geology of Pennsylvania. A Government survey, with a general view of the Geology of the United States, Essays on the Coal Formation and its Fossils, and a description of the Coal Fields of North America... | |
 | Anatole Mallet - 1874 - 106 páginas
...Materials to be operated upon. By 1. Lowthian Bell. 8vo, cloth 6 oo ROGERS. The Geology of Pennsylvania. A Government survey, with a general view of the Geology of the United States, Essays on the Coal Formation and its Fossils, ai dn description of the Coal Fields of North America... | |
 | Sir James Hope Grant - 1875 - 358 páginas
...which has seen the light for many a day." — Aberdeen Free Press. • The Geology of Pennsylvania : A Government Survey; with a General View of the Geology of the United States, Essays on the Coal Formation and its Fossils, and a Description of the Coal-Fields of North America... | |
 | Julius Ludwig Weisbach - 1875 - 1168 páginas
...Geology of Pennsylvania. 3 Vols. 4to, with Portfolio of Maps. Cloth. $30.00. THE GEOLOGY OF PENNSYLVANIA. A Government Survey. With a general view of the Geology of the United States, Essays on the Coal Formation and its Fossils, and a description of the Coal Fields of North America... | |
 | Albert Benjamin Prescott - 1875 - 162 páginas
...Geology of Pennsylvania. 3 Vols. 4to, with Portfolio of Maps. Cloth. $30.00. THE GEOLOGY OF PENNSYLVANIA. A Government Survey. With a general view of the Geology of the United States, Essays on the Coal Formation and its Fossils, and a description of the Goal Fields of North America... | |
 | Albert Benjamin Prescott - 1875 - 192 páginas
...Geology of Pennsylvania. 3 Vola. 4to, with Portfolio of Maps. Cloth. $30.00. THE GEOLOGY OP PENNSYLVANIA. A Government Survey. With a general view of the Geology of the United States, Essays on the Coal Formation and its Fossils, and a description of the Coal Melds of North America... | |
 | Fairman Rogers - 1877 - 170 páginas
...Materials to be operated upon. By 1. Lowthian Bell. Svo, cloth 6 oo ROGERS. The Geology of Pennsylvania. A Government survey, with a general view of the Geology of the United States, Essays on the Coal Formation and its Fossils, and a description of the Coal Fields of North America... | |
| |
The Geology of Pennsylvania. A Government survey, with a general view of the Geology of the United States, Essays on the Coal Formation and its Fossils, and a description of the Coal Fields of North America and Great Britain. 
