Selectron Slide Carriage and One Selectron Slide Tray for multi-slide viewing with the TDC Stereo Projectors

Selectron Slide Carriage and One Selectron Slide Tray for multi-slide viewing with the TDC Stereo Projectors and Project or Views table top viewer, plus copy of original instructionsDesigned especially for both the TDC Vivid 716 Deluxe stereo projector and the TDC Project or View table top viewer and projector combo, it will also, with an adapter, fit the TDC Vivid 116 Standard stereo projector.In the 1950s, when buying a TDC stereo projector, the TDC Selectron Slide Carriage was an optional accessory which streamlined the projecting of stereo slides from a special bakelite slide tray. The Selectron Slide Tray fits into the Selectron Slide Carriage giving the projectionist access to thirty stereo slides at the turn of a dial. The Selectron Slide Carriage fits into the same position as the conventional one slide at a time slide carriage, and since the 1950s Selectron Carriage owners have libraried their slide collection in a multitude of Selectron Slide TraysTo use the Selectron Slide C