Have you checked out Fultonhistory.com Old Postcards? Once you enter the site you can type in "Aaron Craig" scroll down and you will find his wife's death in Wells it states Nettie wife of Aaron Craig died at her home in Wells age 35 she was the daughter of Mr & Mrs Jack Simmonds.
Aaron died May 1944 in Gloversville. There are other articles you may be interested in.