Where will your digital camera be seventy years from today ? I know
that's a rhetorical question because you'll be dead.
The lever on the right focuses the camera. There's a knob on the left,
which you can't see, that advances the film. I'm sure that this
design accounted for many film advance errors. It accounted for two in
twelve exposures for me.
Another odd feature is the quarter inch long, non locking cable release
mounted just above the shutter release. Both shake the camera equally.
magnifies the dimness of the groundglass. Focus is approximate.