Rouseville, PENNSYLVANIA - Pennzoil Refinery - near Oil City - 1938 - LINEN: Rouseville is a borough in Venango County, Pennsylvania, United States. The population was 472 at the 2000 census. Oil City is a city in Venango County, Pennsylvania that is known in the initial exploration and development of the petroleum industry. After the first oil wells were drilled nearby in the 1850s, Oil City became central in the petroleum industry while hosting headquarters for the Pennzoil, Quaker State, and Wolf's Head motor oil companies. Tourism plays a prominent role in the region by promoting oil heritage sites, nature trails, and Victorian architecture. The population was 10,557 at the 2010 census. This Linen Era postcard, published in 1938, is in good condition. "CT Art Colortone." No. 8A-H1364. Minsky Bros. & Co., Publishing Division, Pittsburgh, Pa. OC-58.