Stand for three pieces of solid drawn brass condenser tubes
Stand for a piece of solid drawn brass condenser tube 3/4" out x 18 W.G. x 2'0" long in 70% copper, 30% brass alloy; a piece of solid drawn brass condenser tube 3/4" out x 18 W.G. x 2'0" long in 80% copper, 20% nickel alloy and a piece of solid drawn brass condenser tube 3/4" out x 18 W.G. in special "Benedict" metal viz. 85% copper 15% nickel alloy 2'0" long