Hello Craig , Perhaps by now you have the information. On the 1910 census are Coops, Jonathan (born abt 1859) (Fruit Farmer)living in Sonoma Twp. in California.Johanna is listed as Coops age 39....there is a son Harold S. 16; Arthur 14... a boarder Cloudman, Elizabethwho is 24 & a teacher ...and a Katrinka 19listed as a Nommensen.They lived on Napa Road. Death index has Johanna born 7 May 1871 and died 13 of September in Sonomaand Jonathan Herman Coopslisted as being born 30 November 1858 Died 4 May 1951. Good Searching I am not related and info came from Ancestry.com. Ann Postscript: I have no idea where Apenrade is located. Could you elaborate.Not related.