The Petroleum Centre daily record. (Petroleum Center, Pa.), 09 Feb. 1870.
The Petroleum Centre daily record. (Petroleum Center, Pa.) 1868-1873, February 09, 1870, Image 2 « Chronicling America « Library of Congress
The Petroleum Centre daily record. (Petroleum Center, Pa.) 1868-1873, February 09, 1870, Image 2 « Chronicling America « Library of Congress