The Oil Regions of Pennsylvania; with maps and charts of Oil Creek, Allegheny River, etc

1864

GILLELEN, F. M. L.

View of the Country round Pittsburg.

1812

Melish, John

1:100k

Pittsburgh and Allegheny, Penna.

1877

Hayes, Eli L.

1:18k

[Travels in the United States of America in 1806, 1807, 1819-10 including an account of passages betwixt America and Britain, and travels through various parts of Great Britain, Ireland, and Upper Canada, etc.]

1818

MELISH, John.

Map 1

1808

Cramer, Zadok

Allegheny, Washington, Greene counties.

1872

Gray, Ormando Willis; Walling, H. F.

1:300k

Hancock, Brooke, Ohio, Marshall counties.

1873

White, M. Wood

1:297k

Westmoreland, Fayette counties.

1872

Gray, Ormando Willis; Walling, H. F.

1:300k

Industries Of Western Pennsylvania

1884

Lee, Alex. Y.

1:111k

Jefferson's notes on the State of Virginia; With the Appendixes ... To which is subjoined a sublime and argumentative dissertation on Mr. Jefferson's Religious principles [entitled: A Vindication of the Religion of Mr. Jefferson and a statement of his services in the cause of religious liberty. By a friend to real religion]

1800

Jefferson, Thomas