(Rev) John Duncan Anderson, born mid 1800s, and Katherine Mackay, born 1872, were married and had 4 children:
Katherine died in 1937.
Source: Barb and Al Gorman who attended a 1997 meeting of the Clan Mackay to celebrate the 100 anniversary of the marriage of Katherine Mackay and John Duncan Anderson
Researcher: box2105@mindspring.com