The Vintage 1971 Seeing Toronto Via The Gray Line Brochure is a collectible item that provides a glimpse into the transportation options available in Toronto during that year. The brochure likely includes information about bus routes, services, and rates provided by the Gray Line company, offering a unique perspective on how people travelled around the city in the early 1970s. This piece of history may be of interest to collectors or those interested in the history of public transportation in Toronto.