Line-up of recce plans Caproni Ca.311 of 128th Squadriglia, 61st Gruppo Autonomo Osservazione Aerea (Autonomous Air Observation Group) likely on a Balkan airfield, prior of unit’s transfer on Eastern front, spring 1941. The aircrafts (the yellow engine cowlings were typical of Italian aircrafts on the Balkan theatre) are of the Ca.311’s first version with a totally glass nose which engendered some problems refraction and reflection with troubles for the pilots and the observers, troubles reduced by the new version with stepped-nose Ca.311M (M for Modificato/Modified). After the fall of the Yugoslavia the twin engines Caproni was employed for anti-partisan missions during the long and fierce guerrilla on the Balkans. Victor Sierra

Caproni recce plans

Romeo (later Manufacturer changed denomination in IMAM) Ro 37 was a typical biplane for reco and light bombing of first '30s. It proved to be succesfully fit for these duties in Ethiopian war and in Spanish civil war. 
However, at the beginning of WWII, it was belated and outclassed by new aircrafts. Nevertheless it was used, especially in Balkans fronts. Of course it couldn't fly without fighter escorts, otherwise it was a yold for enemy aircrafts such as Hurricanes (for ex. 2 or 3 Ro 37s without fighters escort were downed by the the Hurricane of famous British ace T. Pattle).
However, Greek and Yugoslavian partisans discovered that Ro 37 were still fully useful in anti-guerilla purposes. 
In first months of 1943 it was definitely withdrown from operational duties.
The picture was taken in Scutari airport; note the amazing montainous landscape. 

