Published in Spring 1983 Zeiss Historica Journal
Author: Larry Gubas
See Page 4 – 8.
This was the first article on the full line of Ikoflex twin lens reflex (TLR) cameras from the mid-1930s through the mid-1950s when the format was abandoned in favor of the 35 mm miniature format.
To go to the Journal itself, click on the year, 1983 in the first line above.