The listing, NIB - Lot of 4 Boxes - Sylvania & GE M3 blue Flashbulbs - 46 total bulbs M3B has ended.
NIB - Lot of 4 Boxes - Sylvania & GE M3 blue Flashbulbs - 46 total bulbs M3B
the yellow box of GE is missing 2 flashbulbs but all other boxes are un-open and all flashbulbs included.
For Vintage Polaroid (#268 flash) and Vintage cameras and flashguns
such as Honeywell Tilt-a-Mite and numerous others.
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These flashbulbs can be used
with color film or black & white film.