Description: Slide Projector: Slide Advances, Fan Running; Projectors

Description: Slide Projector: Advance Slide Projectors

Description: Slide Projector: Slide Down, Manual Projectors

Description: Slide Projector: Pull Slide Out Of Tray Projectors

Description: Slide Projector: Drop Slide Into Tray Projectors

Description: Changes Only Projectors

Description: Changes And Fan Projectors