Montrealer here; glad to see this one get so much love. Glaser missed a couple of things: not only is there an M atop the rings, but those shapes also represented a medal podium, while the extension of the central ring was meant to evoke the oval of the athletics track. I clearly remember this from the design brief at the time. Here’s a link: http://wemadethis.typepad.com/we_made_this/montreal-olympics-1976.html