Settlers from that time frame - could have been from Eastern Canada - anywhere in the USA - England - Eastern Europe [many] etc.
Early Record keeping -was more basic compared to the information now.
Vital Events birth marriage Death from Govt of Alberta Vital Statistics Registry offices - cost $40.
James Ashton MOORE sr m Ethel Grace WARREN - in Alberta ? if so When?
James Ashton Moore Jr - born Three Hills Ab 1913.
When/ Where was George W. MOORE born ?
Ethel Grace WARREN and sons James Ashton MOORE Jr, George W.MOORE went to California 1916 - Why California - family there ?
You have Naturalization records for your Grandfather James Ashton MOORE jr. from USA to Canada ?
You question entry point Eastern Washington State - From California ? Quite possible. Where in Eastern Washington.
Last residence in Canada Vancouver ? When?
When Where did James Ashton MOORE jr. pass away
When did James Ashton MOORE sr. pass away?
REGISTRATION of Death - will show all personal information as required at the time - and known to the informant.
Perhaps ? Families submitted family history / stories to the Local History book project
MOORE, Jas. A.; Edson to Grande Prairie Trail;
Perhaps? Red Deer /Castor 1911 Census.
40 326 Warren Edgar M Head M Jan 1860 51
41 326 Warren Gilda F Wife M Mar 1863 48
42 326 Warren Frank M Son S Feb 1884 27
43 326 Warren Orsin M Son S Mar 1887 24
44 326 Warren Ethel F Daughter S Apr 1890 21
45 326 Warren Irene F Daughter S Apr 1892 19
46 326 Warren Inis F Daughter S May 1897 14
Cheers, Stella