Bacon's excelsior map of Ontario ...
W.J. Gage & Co. ;  Toronto :  G.W. Bacon ;  London, 
[1915]
Insets: Dominion of Canada & Newfoundland ... Scale 1:12,000,000; Map of Ontario ... Scale 1:2,980,000.
Table of distances.
The scale on the slip box is given, incorrectly, as 1:2,980,000.