The Hamilton Building stood at 91 and 93 Fifth Avenue, which, if the addresses are the same, would put it right about where the May Building is now. The owner, a dealer in pianos and cottage organs, was obviously very proud of its astounding height. But the skyscraper age was about to begin, and in a few years this would be just another inconsiderable storefront downtown, soon to be replaced by a skyscraper itself.
Source: Allegheny County: Its Early History and Subsequent Development, 1888.
