vintage replacement lightbulbs for spotlights or projectors, new old stock GE 750T12

Lot of 3 vintage new old stock replacement light bulbs for spotlights and projectors. Two of these bulbs are GE 750T12/9-120V with C13D filaments. They have bayonet style bases with some tarnish and oxidation. The third lightbulb has a standard edison screw type base with loop filament.

The packages are old and worn. We haven't tested these.