"Derrick on wet ground, Kirby Petroleum Company." (1920 and 1929) Rice University: http://hdl.handle.net/1911/77409.
Photograph from the Houston-based Kirby Petroleum Company and the records of George Sawtelle, president of the company for more than 20 years. This material provides a valuable look at the early days of the oil industry in Texas.
Except where otherwise noted, this item's license is described as This material is in the public domain and may be freely used, with attribution. This work is licensed under a Creative Commons Attribution 3.0 Unported License.