Electric power plant near Lowell. Handwritten on back: "Michigan, Lowell Electric Plant, on Flat River, about 1898, chief operator A.L. Knapp, (1st and original plant) later washed away by high water. Furnished light and power for Lowell and Belding." Stamped on back: "Archer L. Knapp, 1147 Harvard Road, Grosse Pointe 30. Michigan."