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VTG PHILIPS vacuum TUBE glass slides MAGIC LANTERN Design & Construction 9 PCS:
$42.49
VTG PHILIPS vacuum TUBE glass slides MAGIC LANTERN Design & Construction 9 PCS
9 MAGIC LANTERN GLASS SLIDES SHOWING THE INTERNAL CONSTRUCTION OF A VACUUM TUBE
2 SLIDES ARE MARKED ONE PHILIPS AND ONE MARKED PHILIPS MINI-WATT
INCREDIBLY RARE CANT IMAGINE MANY STILL EXIST.
ALL EXCELLENT CONDITION WITH ORIGINAL BOX
