Keystone Regal 35

Keystone Regal 35 image by Still Cameras (Image rights)

The Keystone Regal 35 refers to at least two cameras for 35mm film.

One of these has a built-in flash, a built-in lens cover, and has two fixed-focus lenses built-in (35mm and 70mm). It has manual film advance and rewind.

The other has a built-in flash, a film speed setting switch, and a built-in lens cover.