Starting with the most recent census and working backward:
1940, Spokane, WA: GORDON, Roy A. age 51 b. CO wife Marrie M. age 37 b. WA dau Fern M. age 17 b. WA
1930, Mishawaka, Clatsop Co, OR: GORDON, Roy A. age 41 b. CO, father b. GA, mother b. NY wife Marie M. age 27 b. WA, father b. WA, mother b. CO dau Fern Marie age 7 b. OR
I can not find Roy in the 1920 or 1910 censuses, but there is a WWI draft registration for a Roy Alexander GORDON b. 8-Nov-1888 in Aspen, CO, registered in Spokane, WA.
Likely match in the 1900 census for Colville. Stevens Co, WA: GORDON, Frank b. Apr 1853 in GA, married 19 yrs, father b. Scotland, mother b. GA wife Adella C. b. June 1856 in NY, 5 children born, 5 children living, father b. NY, mother b. PA son Hugh b. Nov 1882 in CO son Vivian b. May 1887 in CO son Marshal b. Sept 1886 in CO son Roy b. Nov 1888 in CO son Frank b. May 1898 in WA
In 1920 Frank, Adella, Hugh and Frank Jr are in Meyers Falls, Stevens Co, WA.Franks states that his father was born at sea.By 1930 Adella was widowed and living with son Hugh in Spokane.
There's a WA death record for Addella Christina GORDON b. 29-June-1856 in Deposit, NY, d. 19-Feb-1943 in Spokane, WA.Father's name was Squire H. MCCLURE, mother's name was Julia TERRILL, deceased husband's name was Frank GORDON.
1870 census for Harmony, Susquehanna, PA: MCCLURE, S.H. age 37 b. NY Julia age 30 b. NY Addla age 14 b. NY Juliatte age 11 b. NY Ellen age 10 b. NY Sarah age 2 b. PA
1860 census for Sandford, Broome Co, NY: MCCLURE, Square age 28 b. NY Julia age 28 b. NY Adella age 4 b. NY Juliaett age 2 b. NY Ellen age 0 b. NY
There was a Squire H. MCCLURE who served in Company E, 3rd Regiment, NY Cavalry during the Civil War.
There's a WA death record for Frank GORDON d. 6-Feb-1925 in Spokane, WA.Father's name was Alexander GORDON.Mother's name was Julia MCGREGOR.Wife's name was Adella C. GORDON.