Resource Type

Shutter-Operating Attachment For Photographic Cameras. (open access)

Shutter-Operating Attachment For Photographic Cameras.

Patent for shuttering operating attachment for photographic cameras. Small mechanical device that is operated by a thumb-lever that causes the shutter of the photographic camera to operate.
Date: May 2, 1916
Creator: Atwood, Harry C.
System: The Portal to Texas History