Two-Nozzled Lamp. Cistern. Thompson, Hesperia III, 1934, p. 387, #D 53. Multiple Nozzle Lamp. Howland Type 34B, #463 ... Ω-12 2240, 2241 L 5607 L 5608 Ω 1510 L 5609 P 20:2 L 5607 L 5608 L 5609 ... 30 May 1970