The 1960 Winter Olympics at Squaw Valley were the first to use this brand of ice-resurfacing machine
When media reports described ice resurfacing machine ... ice during those 
events were not Zamboni brand ice resurfacers and should ... you're constantly 
chasing folks down and saying, 'Hey, don't use the name ... Zamboni made its first 
Olympic appearance in the 1960 Winter Olympics in Squaw Valley.