Standard Petroleum Refinery, Pittsburg, Pennsylvania c. 1865

"Standard Petroleum Refinery, Pittsburg, Pennsylvania" is a stereoscopic photograph captured by Thomas H. Johnson around 1865. The image showcases a scene of industrial activity, likely a refinery, as indicated in the title. The photograph depicts a collection of simple buildings, likely associated with oil production, surrounded by a barren landscape, possibly a result of industrial processes. This image offers a glimpse into the burgeoning oil industry in the mid-19th century, highlighting the growth of industrial infrastructure in the American landscape.