Sous Lieutenant Marcel Robert Marcel Bloch was a World War I flying ace who fought on both Eastern and Western Fronts.
He was credited with five aerial victories, all scored against German observation balloons.Bloch was originally assigned to fly a Nieuport for Escadrille 3 but transferred to Escadrille 62 on 25 May 1916.
He became a balloon buster ace, destroying five German observation balloons between 26 June and 1 October 1916.
In the process of destroying number three, on 3 July 1916, he was seriously wounded twice.
He downed his last two on 30 September and 1 October.In 1917, Bloch was transferred from combat duty to a military mission.
On 23 March, he was transferred to the Russian Front.
He sustained serious injuries on 8 May 1917, when he suffered a flying accident.
After many months in hospital, he was assigned to the French Mission to the United States on 10 September 1918.