They are cameras. Not sure where you got the photo from Jim. I punched "ww2 photo number 55274ac"(the number in the bottom right of the photo) into Google Images and it sent me to this page,...
Got it from the inter-web Geo. Was actually looking for pictures of an Italian plane in Google pictures and that came up. Figured the guys would enjoy it.
March 10, 1944 –A Shorts Sunderland (EK 591) from the RCAF's 442 Squadron, flown by Warrant Officer Morton on his first mission, sunk a German submarine (U-625).
Lt T Roberts, USAAF P-39 pilot, spending his 21 days leave with Australian infantry during the Shaggy ridge battles. He later went MIA in his P-39 on a ferry flight.