A three engine Caproni bomber built under licence by French company of Robert Esnault-Pelterie.
This version was powered by a pair of 80 hp LeRhone rotary engines and one 130 hp Canton-Unne as a pusher on the center fuselage.
The following is the translation of the photo back. Some of the data here does not apply to the French built version.
An initiative of Giani Caproni Building in October 1914, when Italy had not yet entered the war against Germany and Austria, the Caproni Ca.30 was a biplane bomber with a central nacelle in which the crew sat. Italian production version Entering production as the Ca.31, the aircraft, of which more than 160 were produced, served in the Italian military aviation during part of the Great War. French production Among the many versions of the Ca.30 were the Ca.3, of which 299 were produced, and a model built under license in France, with 83 units, by the Robert Esnault-Pelterie firm. Main user countries: Italy, France. Main versions Ca.1, Ca.3, Ca.56 (post-war passenger transport version). CHARACTERISTICS Type: Heavy bomber. Engines: Three 150 hp Istotta-Fraschini V.4Bs. Performance: Maximum speed: 140 km/h (87 mph); service ceiling: 4,100 m (13,500 ft); range: 450 km (280 mi). Weight: Empty: 2,300 kg (5,100 lb); Maximum takeoff weight: 3,310 kg (7,100 lb). Dimensions: Wingspan: 22.20 m (72.8 ft); Length: 10.90 m (35.2 ft). Armament: Two or four machine guns, bombs. Built under license in France by the R.E.P. company, the Caproni Ca.3 was the heaviest bomber used by the French Air Force until the arrival of the Farman F.50 in 1918.