The 24 hp chassis model presented by Panhard and Levassor was of interest to Captain Genty. The captain was well-known for his exceptional knowledge of motor cars; he was assigned to the 12th Vincennes Artillery regiment, where he commanded the first artillery company responsible for the maintenance of military vehicles
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Poster for 6th motor show
He was always on the look-out for high-performance vehicles and he chose the Panhard 24 hp for the army, with its armoured non-deforming wooden chassis and remarkable speed (70 km/h), for use as a rapid reconnaissance vehicle. A few months later, he received authorisation to install a machine gun in it. This is how he designed and built the famous "machine gun car" christened the "Panhard-Genty".
FOR FURTHER INFORMATION...
Book : Alain Gougaud, l’aube de la gloire les autos mitrailleuses et les chars français pendant la grande guerre (The dawn of glory: French machine gun cars and tanks in the Great War), Océbur, 1987
Source : https://2.bp.blogspot.com