细节
Schoenner and Bing:
Schoenner 26cm. Vertical Steam Plant with externally-fired single flue boiler and spirit lamp, in-line single double-acting cylinder motion and flywheel mounted on plated brackets, fitted sight glass, safety valve, and whistle, all on wooden base, circa 1900 (F-G), and incomplete Bing Vertical Steam Plant, circa 1920 (P, missing cylinder motion, safety valve and burner) (2)
Schoenner 26cm. Vertical Steam Plant with externally-fired single flue boiler and spirit lamp, in-line single double-acting cylinder motion and flywheel mounted on plated brackets, fitted sight glass, safety valve, and whistle, all on wooden base, circa 1900 (F-G), and incomplete Bing Vertical Steam Plant, circa 1920 (P, missing cylinder motion, safety valve and burner) (2)