WW2 Blackout Light Bulb. Standard screw in brass base with a matt black painted body. A 1 5/16” wide label is glued to the bulb, marked “WABASH BLACKOUT UNIT Blackout Lighting MF’D BY WABASH APPLIANCE CORP. BROOKLYN, N.Y.”, and “PATENT PENDING”. The end of the bulb is un-painted yellow glass 1 inch in diameter “lens”. The bulb works and castes a weak yellow light. Made to be in an outdoor yard lamp facing down. You just do not see these often! Price: $65.00 (ref. B-663)