Carte de visite photograph depicting an early oil well derrick and wooden pumping structure, likely associated with the Pennsylvania oil boom of the 1860s. The image shows a rough timber derrick and adjacent buildings set among leafless trees, reflecting the improvised industrial landscape typical of early oil fields.

Such photographs document the rapid expansion of the American petroleum industry following the famous Drake well and the development of the Pennsylvania oil region during the Civil War era.

CDV format albumen photograph showing an early oil well installation.