(DISPLAY TUBE - DOES NOT WORK) 838 RCA Radiotron around 1940 (DISPLAY TUBE WITH OPEN FILAMENT)
(Display tube) 201A Volutron brass base - does not work - in good condition - 1920's
(DISPLAY TUBE) 480 Deforest Audio Balloon shape glass 1930's (for display purposes only - does not work)
(DISPLAY TUBE) 811A SYLVANIA - tubes lights but is non-functional - a few glass chips inside tube
(display tube) CX-299 Cunningham does not work
(DISPLAY TUBE) FP54 GE weak display tube
