This article from ERA architects and the "Tower renewal project" documents some of the original designs and pictures from Thorncliffe Park.
Thorncliffe Park was a bold 1950s plan by the Town of Leaside to redevelop a former racetrack overlooking the Don River. Conceived in 1955 it was proposed to be the first apartment neighbourhood in Canada...The apartment towers themselves were the peak of modernity, for the first time offering panoramic views of the city, underground parking, indoor pools and other amenities unthinkable before the War. In something of a ‘Jetsons’ aesthetic, Thorncliffe’s modern towers were a symbol of a prosperous and confident nation after the war...Check out the full article here
...Today the area one of the City’s most prominent immigrant reception zones. It is home to Canada’s largest Islamic community and is one of North America’s most diverse neighbourhoods, with a vibrancy and street life usually found in the central city