A bake­lite tray con­tain­ing 25 glass slides can be insert­ed by flip­ping down the front of the view­er. Then, by depress­ing the lever on the right side of the hous­ing, one slide after anoth­er can be exam­ined. On the left side of the view­er, there …

A bake­lite tray con­tain­ing 25 glass slides can be insert­ed by flip­ping down the front of the view­er. Then, by turn­ing a crank on the right side of the hous­ing, one slide after anoth­er can be exam­ined. One turn to lift the slide and anoth­er …

To place a slide tray, the lid on the top and the front pan­el must be opened. The lever that loads the slides is in the down posi­tion and locked. After the slide tray is insert­ed, the lever is unlocked and moves upward. The first …

A bake­lite tray con­tain­ing 25 glass slides can be insert­ed by flip­ping down the front of the view­er. Then, by depress­ing the lever on the right side of the hous­ing, one slide after anoth­er can be exam­ined. On the left side of the view­er, there …