Second Geological Survey of Pennsylvania: Report of Progress in 1877. QQ.
| Image |  |
|---|---|
| Description | 1879 book |
| Author/s |
author: Israel C. White |
| Publication date | 1879 |
| Language | English |
| Country of origin | United States |
| Wikipedia link | |
| Copyright status |
public domain in United States. |
| Missing/wrong data? | Edit Wikidata item |