Darlene Wallace, president of Columbus Oil, by one of her company's pump jacks in Seminole, Okla., Feb. 11, 2016. Columbus is one the 7,500 tiny, mostly privately owned businesses that operate more than 400,000 aging oil wells nationwide -- commonly known as “strippers” because they strip out the last barrels.
Darlene Wallace, president of Columbus Oil, by one of her company's pump jacks in Seminole, Okla., Feb. 11, 2016. Columbus is one the 7,500 tiny, mostly privately owned businesses that operate more than 400,000 aging oil wells nationwide -- commonly known as “strippers” because they strip out the last barrels. BRANDON THIBODEAUX NYT
Darlene Wallace, president of Columbus Oil, by one of her company's pump jacks in Seminole, Okla., Feb. 11, 2016. Columbus is one the 7,500 tiny, mostly privately owned businesses that operate more than 400,000 aging oil wells nationwide -- commonly known as “strippers” because they strip out the last barrels. BRANDON THIBODEAUX NYT

Falling oil prices force cutbacks at smallest companies

February 27, 2016 11:30 AM