I got a definite match up for Edward M R Merchant (who is the husband of my husband's '3rd Great Grand Aunt') with the U.S., Find A Grave Index, 1600s-Current. Here is what I found out:
Name: Edward R Merchant
Birth Date: 5 Jul 1871
Birth Place: New Brunswick, Canada
Death Date: 24 Apr 1941
Death Place: Beals, Washington County, Maine, USA
Cemetery: Sewall Field Cemetery
Burial or Cremation Place: Washington County, Maine, USA
Has Bio?: N
Spouse: Hannah F Merchant
Children: Janie Idelia Alley Seavey
Source Citation: Ancestry.com. U.S., Find A Grave Index, 1600s-Current [database on-line]. Provo, UT, USA: Ancestry.com Operations, Inc., 2012.
Original data: Find A Grave. Find A Grave. http://www.findagrave.com/cgi-bin/fg.cgi.
** When finding this information I learned of other people within his family who I had listed and/or married in other branches were attached to his family too. **