On 17 February the eight-wheeled system, which prototype was later designated L'appareil n° 1 Type A ("Device Number 1 Type A") was tested at Vincennes, easily crossing trenches up to 1.75 metres wide and overcoming barbed wire obstacles.
17. februára bol 8-kolesový prototyp, neskôr označovaný ako L'appareil n° 1 Type A ("Zariadenie Číslo 1 Typ A"), testovaný pri Vincennes, pričom ľahko prekonával zákopy široké do 1,75 m a zátarasy z ostnatého drôtu.