Mrs. Grace Burch Walkup had been the Treasurer of the Yonkers Branch of the National Surgical Dressing Committee, est. 1916. In Spring 1918, the group merged with the local branch of the Red Cross. In May 1919, now a member of the Serbian Relief Committee of America, she sailed on the Norordam to work in Belgrade. While in Salonika, she met the Italian pilot and war hero, Captain Arnoldo Marson. The two were married in January 1920.
Walkup was the only daughter of Bishop Charles Sumner Burch of the Protestant Episcopal Diocese of New York.
She is wearing her uniform of the Serbian Relief committee of America. The SRC was formed in 1915 for the general relief in Serbia and Montenegro, in the refuge colonies, and among Serbian prisoners of war in Austria and Germany. It was formed with the sanction of the Royal Serbian Government and was headquartered at 70 Fifth Ave., New York City.