Morane-Saulnier TRK Overview The Morane-Saulnier TRK (aka Morane-Saulnier MoS-9) was a prototype French bomber built during World War I. Specifications Aircraft Roles Bomber Aircraft Country France Timeline 1910s First Flown 1915 Configuration Wing Triplanes Types Multi-engine aircraft Twin-Engined Aircraft Twin-Engined Piston Aircraft Twin Piston-Engined Tractor Aircraft Twin-Engined Tractor Aircraft Propeller aircraft Piston-engined aircraft Tractor Aircraft View on Wikipedia → ◀ Morane-Saulnier S Nieuport 15 ▶ Similar Aircraft Breguet 14 France 1910s Farman F.60 Goliath France 1910s Farman MF.11 France 1910s Voisin III France 1910s Caudron G.4 France 1910s Sikorsky S-28 France 1910s