The Monroe County Library System has now posted high school annuals for four Rochester, New York schools. They are all in PDF format, making them individually searchable. The title of the Collection is: School Heritage Collection.
The four school collections are:
Note that the Monroe County Library System has numerous digital online collections and databases of interest to genealogists. Click here to access their collections.
Thanks to Larry Naukam, the Director of Historical Resources at the Central Library of Rochester and Monroe County, for alerting me to these new resources.