I'm the granddaughter of Raymond J Koob(1907-1972), son of Bernard L Koob(1869-1964), son of Nickolas Koob(1838-1921), son of Charles Koob(1801-1889), son of Georges Koob(1706-1841), son of Martin Koob(1729-?), son of Nicolaas Koob(?)
I'm stuck now, have info about wives also, if anybody can help would be appreciated