Hi Marge, There is a family tree in Ancestry (www.ancestry.com) for a Guy R. Crawford (1879, OR-1932, Kansas). You can view this tree even if you're not a member.
I found a Guy R. Crawford b. abt. 1879, OR who enlisted in the U. S. Army 12 Sept 1908 at age 28 10/12ths. Source: U. S. Army Register of Enlistments 1798-1914, www.ancestry.com.
In 1930 a Guy R. Crawford was living in Delaware, Leavenworth Co., KS in the National Military Home. He was b. abt. 1879, OR, laborer. His father was b. in IN and his mother was b. in OR. He was a widower.
I looked for his wife and children but didn't find them.
You might want to contact the Benton County Genealogy Society who does research for a reasonable fee. Go to www.rootsweb.ancestry.com/~orbentgs/ . Successful Searching!