Keep Family Genealogy Forum
Thought this might help somebody...
GERTRUDE MARION LUTTGEN b. March 1880 NJ was
married 29 January 1901 to: Oliver Hildreth Keep (born 06 January 1868 in Pissquena County, MS, son of Henry Virtner Keep & Sallie B. Collins) Oliver was the VP & Treasurer of the Keep Shirt Manufacturing Company. Gertrude died 09 April 1908 at the home of her parents at 680 West End Avenue, New York City.
from: BUILDERS OF OUR NATION - MEN OF 1913 page 313 published Chicago, IL, 1914