Hi, Always best to enter surnames of interest in Capital Letters on the subject line - since this is what you are researching.
Do you know if Ernest NELSON b. Canada - and Margaret REID born Scotland - have middle names - it would help
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Possible names of Parents ?
Married in 1912 in Montana USA
http://www.mtgenweb.com/vital.htmlRegistration of Marriage / Long Form Marriage Certificate - may be helpful -Age - marital status Place of birth - Occupation may show names of both sets of parents . Names of witnesses - and perhaps addresses at the time -
Crossed from Simms Montana to Medicine Hat Alberta - May 11 1914 - what is your source of information - any names mentioned.
Perhaps Ernest enlisted in WW1 -?