O.Thetford, P.Gray German Aircraft of the First World War (Putnam)
Albatros D VII
Another experimental fighter from the Albatros stable was the D VII, which flew in August 1917. It was fitted with wings of parallel chord, with ailerons at all four tips linked with a strut. Conventional Albatros constructional practice was followed, but for the first time a vee-eight type engine was installed. Engine, 195 h.p. Benz Bz IIIb . Span, 9.32 m. (30 ft. 7 in.). Length, 6.615 m. (21 ft. 8 1/2 in.). Height, 2.68 m. (8 ft. 9 1/2 in.). Weights: Empty, 630 kg. (1,386 lb.). Loaded, 885 kg. (1,947 lb.). Speed, 204 km.hr. (127.5 m.p.h.). Climb, 2,000 m. (6,560 ft.) in 7 min. Duration, 2 hr. Armament, twin Spandau machine-guns.
W.Green, G.Swanborough The Complete Book of Fighters
ALBATROS D VII Germany
Flown in August 1917, the D VII was powered by a 195 hp Benz Bz IIIb eight-cylinder water-cooled Vee engine. Strut-linked ailerons were carried by all wings and armament comprised two 7,92-mm machine guns. The characteristics of the D VII offered an insufficient advance to warrant development beyond prototype status.
Max speed, 127 mph (204 km/h).
Time to 6,560 ft (2 000 m), 7 min.
Endurance, 2 hrs.
Empty weight, 1,389 lb (630kg).
Loaded weight, 1,951 lb (885 kg).
Span, 30 ft 6 7/8 in (9,32 m).
Length, 21 ft 8 1/4 in (6,61 m).