Then. National Trust branch. Circa 1965-ish? Just my guess. NW corner St. Germain and Yonge. National Trust branches were a common sight up until about 15 or so years ago when they were rolled into Scotiabank.

National Trust branch, Yonge and St. Germain streets, Toronto, 1960s

 

Now. August 2012.

Yonge and St. Germain streets, Toronto, 2012