You probably had this, but I didn't:
1920 Census for South Bend, Pacific Co, WA
Guy Smith, age 31 (1888/1889), born in Illinois, to father born in IL, mother in Virginia, sawyer at a shingle mill.
Josephine, age 31, born in Kansas to father born in Iowa, mother in Missouri
Parley 7 (1912/1913)
Carrie 6, (1913/1914)

The 1930 Census for Wheeler, Tillamook County, OR
Guy P Smith, age 41, born in Illinois to both parents born in IL
Josephine M, age 42, born in Kansas to father born in Nebraska, mother in Iowa
Parley L, age 17, born in OR
Carrie A, 16, born in WA
Ward W, 9, WA
Wallace C, 7, WA.

The Oregon Death Index:
Parley L. Smith, died 23 November 1946 in Tillamook Co.
Chester Wallace Smith, born 3 Oct 1922, died 24 Nov 1992 in Multnomah Co (Portland), OR. (No proof this is the correct Wallace C).

Ward W Smith, born January 1921
1000 Vista Ave
Portland, OR 97205 503-525-4147

Ron Bestrom