Ben Douglass, Chapter XVI, in History of Wayne County, Ohio, from the Days of the First Settlers to the Present Time, Indianapolis, Ind., Robert Douglass, publisher, 1878, pp. 233-235, OCLC 4721800.
«One of the greatest obstacles they met with when boring was the striking a strong vein of oil, a spontaneous outburst, which shot up high as the tops of the highest trees!»