Annie Emily was most likely the daughter of Ewen and Catherine (Cameron) Cameron of Drummond, Lanark, Ontario, Canada. She was mentioned in her brother's (John E. Cameron) estate.
Duncan Henry Cameron was Annie Emily Cameron's husband. He was a doctor:
Excerpts from the Perth Courier at Rootsweb included this tidbit:
Perth Courier, May 4, 1877
Gone West: Dr. Duncan H. Cameron, of this place, who recently graduated at McGill, has gone to Western Ontario to make his first business stand in life.
Duncan Henry Cameron was the son of Peter and Margaret Cameron.
Name Duncan H Cameron
Relationship to Head of Household Head
Birth Year (Estimated) 1854
Marital Status Married
Religion Free Church
District Number 8
Affiliate Film Number 30953_148096
Children of Duncan and Annie, Maggie L., Daisy D., and Hughena L., were on the next census page in 1891.
The Perth newspaper also mentioned another daughter of Dr. Cameron, as named the grandparents as well:
A young lady named Kathleen Young Cameron, whose remains were buried in Perth a few weeks ago was the daughter of the late Dr. Duncan H. Cameron of Emerson, Manitoba and a grand daughter of the late Peter Cameron of Bathurst. The deceased was also a grand daughter of Ewen Cameron of Arnprior on her mother’s side.