Lorenzo A. Cooper Died: 25 march 1944, Douglas Co., OR Source: oregon Death Index 1898-2008.
His parents names might be in his obituary or on his death certificate (if the Informant knew that info). There is an obituary volunteer for Douglas Co. at freepages.genealogy.rootsweb.ancestry.com/~obitl/volor.html Scroll down to Douglas Co.
OR contact the University of oregon, libweb.uoregon.edu/general/gethelp.html but be sure to ask about their fee.
A Cora Mae Cooper Born: 12 Nov 1895 Died: 15 March 1983, Lane Co. per death cert #83-04631 Spouse: Lorenz [field often shortened] Source: Oregon Death Index 1898-2008.
Contact the Eugene Public Library, eugene.libguides.com/content.php?pid...
I also found the Laflen Family Tree, trees.ancestry.com/tree/10361705/person/-584016774 which contains info about Loranza. Supposedly his father was George W. Cooper but no birth or death info.
His mother was Hannah Laflen b. 1835 in Virginia. but no death date. Successful Searching!