by Bruce Wells | Apr 20, 2026 | This Week in Petroleum History
April 20, 1875 – Improved Well Pumping Technology –
Pumping multiple wells with a single steam engine boosted efficiency in early oilfields when Albert Nickerson and Levi Streeter of Venango County, Pennsylvania, patented their “Improvement In Means For Pumping Wells.” The new technology used a system of linked and balanced walking beams to pump oil wells. (more…)
by Bruce Wells | Nov 4, 2025 | Petroleum Pioneers
Astute businesswoman prospered in booming Pennsylvania and New York oilfields.
In 1899, Mary Byron Alford, the “Only Woman in the World who Owns and Operates a Dynamite Factory,” prospered in the midst of America’s first billion-dollar oilfield. Mrs. Alford’s oilfield nitro factory cooked 3,000 pounds of nitroglycerin every day.
The 85,000-acre Bradford oilfield in north-central McKean County, Pennsylvania, and south-central Cattaraugus County, New York, remains an important part of U.S. petroleum heritage. There are many reasons, including Mary Alford’s pioneering oilfield career at the turn of the century.

Penn-Brad Oil Museum Director Sherri Schulze in 2005 exhibited a laminated (though wrinkled) newspaper article from 1899. “This was done by a student many years ago,” she said. “It was a school project done by one of Mrs. Alford’s descendants.”
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