I think only one of them would have been included. They are in poor condition with damage to their leather cases and corrosion.
Fortunately these viewers are fairly common so it shouldn't be hard to find a replacement. Most of the gear is in nice condition otherwise.
It's an interesting set named to an AAF officer. It would be neat to complete or you could possibly use components to complete a set you already have.
There may be a few items that are listed in both categories. Be sure to c heck out my other listings because I have all kinds of interesting items. The item "WWII AAF Aerial Photo Interpreter Kit Type F-2 Air Forces U.
Army, Photograph" is in sale since Monday, January 11, 2021. This item is in the category "Collectibles\Militaria\WW II (1939-45)\Original Period Items\United States\Field Gear, Equipment".
The seller is "wdw4av8" and is located in Tucson, Arizona. This item can be shipped worldwide.