#53 lamp as used extensively by Rock Ola Models -Price is per lamp
Rock-Ola
444, 445, 446, 447, 448, 449 (keyboard, indicator)
450, 451, 453, 454, 459, 460 (keyboard, indicator)
461 (select)
463, 464, 467, 468, 469 (keyboard, indicator)
470 (keyboard, indicator)
471 (select, amplifier)
473, 474 (keyboard)
478 (pricing board)
481 (bonus)
480, 484, 488 (card holder)
490, 490-1, 490-2 (bonus)
506, 507
Seeburg
LPC-480 (1x instruction album play)
SS160 (pop meter)
£1.10