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1865

Oil Creek branches.

Regional Atlas

Plan of East Branch of Oil Creek, Warren …

1865

Warren Co. oil territory.

Regional Atlas

Plan of oil territory, in Warren County. …

1865

Humboldt Mining & Ref. Co.

Regional Atlas

Index map of the various properties. Pro …

1865

Covers: Map Of The Oil District Of Penns …

Pocket Map

(Covers to) Colton's Map Of The Oil Dist …

1865

Map Of The Oil District Of Pennsylvania.

Pocket Map

Colton's Map Of The Oil District Of Penn …

1881

Covers: McKean, Warren, Forest and Elk C …

Pocket Map

(Covers to) Map Showing portions of McKe …

1881

McKean, Warren, Forest and Elk Counties, …

Pocket Map

Map Showing portions of McKean, Warren, …

1872

Warren, McKean, Potter, Forest, Elk, Cam …

State Atlas

Counties of Warren, McKean, Potter, Fore …