 In October 1914, Iselin presented the Indiana County's General Hospital to the people of Indiana in memory of his first wife, Louise Caylus Iselin, who died in 1909.On April 4, 1872, Iselin was married to Louise Caylus (1848–1909).Louisa and Adrian lived in New York City and maintained a residence at Davenport Neck, a peninsula in New Rochelle, and together were the parents of