“J” is for the Jiffy Kodak
The Jiffy Kodak is a fairly common camera with a pop-out front that took roll film.
Many of the Jiffy Kodaks have an art-deco flair.

The Jiffy Koday Six-20 took 2.25 X 3.25 inch photos on 620 roll film.

The Jiffy Kodak Vest Pocket used 127 film.

Reference: McKeown’s Price Guide to Antique and Classic Cameras, 12th edition, ISBN 0-931838-40-1
The other cameras featured in this A to Z Challenge are linked on this page.