(1831-19??) A longtime Toronto member and observer.
Albert R.J.F. Hassard (1873–1940), A.R., B.C.L.; Toronto member, lawyer, and very active ATM.
(1900?–33?) Rev. Dr. Marsh's observatory on Aberdeen Avenue, Hamilton, Ontario.
(1900?–53?) An observatory owned (sequentially) by two Toronto members.
Various meeting cards for Toronto, Guelph, and Winnipeg Centres for 1917.
Various meeting announcement cards for Toronto, Peterborough, Guelph, and Winnipeg Centres for 1916.