Orlogsværftet H-Maskinen

The Orlogsværftet H-Maskinen was a Danish military reconnaissance biplane built at the Orlogsværftet Flying Machine Workshop in 1917 and in service until 1924. It was built out of wood and silver-doped canvas, held together by metal brackets. Turn-buckles and piano wire were used to true it up. A total of nine aircraft were built.

Specifications

 * Cruising speed: 120 km/h
 * Max speed: 139 km/h
 * Span: 11.6 m
 * Empty weight: 786 kg
 * Full weight: 1,111 kg
 * Engine: 140 HP Argus
 * Crew: 2
 * Armament: One 8 mm Madsen machine gun in a movable rear mount
 * Cockpit: Open