Return at his base of an Italian bomber Cant-Z-1007bis Alcione (Alcyone) perhaps on an Aegean or Sicilian airfield. The ambulance on the right and the men crowding near the aircraft indicate likely a return of aircraft with wounded onboard. Victor Sierra

Wounded onboard

Men of Black Brigade "Augusto Cristina" observing from the top of a truck the rebels postions. Val Canobbina, Piedmont, 1944-45. 
Note they're wearing helmets mod. 34, rarely used by Italian army and called "Greek model" because used by Greek army. DVX