SOMMER

Ateliers Roger Sommer, Mouzon, Ardennes. Flying grounds: Douzy, Mourmelon, Vidammé. | Monoplanes. | Biplanes. | | Model and date. | E 1912. | 1913. | K 1912. Single seater. | R 1912. 2 or 3-seater | S 1912. | L 1912. | R3 1913. 2 or 3-seater | | Length | feet (m.) | 22 (6.70) | 23 (7) | 39-1/4 (12) | 36 (11) | 31 (9.50) | 29-1/2 (9) | 38-2/3 (11.70) | | Span | feet (m.) | 28-1/2 (8.70) | 26-1/4 (8) | 39-1/4 (12) | 51 (15.50) | 42 (12.80) | 39-1/4 (12) | 46 (14) | | Area | sq. feet (m².) | 172 (16) | 172 (16) | 215 (20) | 533 (50) | 350 (32) |... | 575 (54) | | Weight | machine lbs. (kgs.) | 595 (270) | 617 (280) | 617 (280) | 992 (450) | 597 (275) | 639 (290) | 882 (400) | | useful lbs. (kgs.) |... |... |... |... |... |... |... | | Motor | h.p. | 50 Anzani or Gnome | 50 Gnome | Various | Various | Various | Various | 70 Renault | | Speed | max. m.p.h. (km.) | 84 (135) | 84 (135) | 61 (98) | 50 (80) | 57 (92) | 56 (90) | 56 (90) | | min. m.p.h. (km.) | 67 (108) | 65 (105) | 53 (85) |... | 53 (84) |... |... | | Endurance | hrs. | 4 | 4 |... |... |... |... |... | | Number built during 1912 |... |... |... |... |... |... |... | | Wood and steel construction. Landing: carriage wheels. Control: warping and rear elevator. Rectangular body. | Wood and steel construction. Landing: wheels and skids. Control: ailerons and front rear elevator. | IMG:4965555019825936185_ill_121.jpg:SOMMER. Uniform Aeroplane Scale SOMMER. Uniform Aeroplane Scale 105