View of the boiler room at the Jefferson Intermediate School. Plaque on furnace reads: "The model automatic smokeless furnace. The Automatic Furnace Co., Dayton, O. Superior economy, capacity, durability, adaptability. No soot, no smoke." Stamped on back: "Manning Bros., commercial photographers. 504-505 Lincoln Building. Corner State and Park Sts., Detroit, Mich." and "Malcomson & Higginbotham, 6th floor, Industrial Bank Bldg., 1217 Griswold St., Detroit, Mich." Handwritten on back: "Jefferson Intermediate School, boiler room."
