Died: March 29, 1934
Married: Adelaide "Addie" Wolff
Children: Maud (Momo) Emily Wolff Kahn (married to Major J. C. Oakes Marriot); Margaret (Nin) Dorothy Wolff Kahn (Mrs. John Barry Ryan Jr.); Gilbert Wolff Kahn; Roger Wolff Kahn
A lengthy obituary was published in the March 30, 1934, New York Times. (pdf)
Brooklyn Daily Eagle, July 8, 1900
...O. H. Kahn of Morristown is building one of the most magnificent camps on the lake...
New York Times, June 7, 1903
O. H. Kahn of New York, who owns one of the finest camps in the wilderness on the Upper Saranac Lake, had an extra cottage built this Spring.