It initially consisted of the part of the City of London west of a line drawn from north to south along Adelaide Street, Dundas Street, Wellington Street and Wellington Road.

It initially consisted of the part of the City of Kitchener bounded on the west by the western limit of the city, on the south by a line drawn from west to east along the Conestoga Parkway, Strasburg Road, Block Line Road, the Canadian Pacific Railway line, and Highway No. 8, on the east by the Grand River, and on the north by a line drawn from east to west along Victoria Street, Lawrence Avenue and Highland Road West.

It initially consisted of the part of the city of Toronto west of a line beginning where Queen Street West meets Lake Ontario, east along Queen Street West to Dovercourt Road, north the Canadian Pacific Railway, west to the boundary of Ward 7, then along the boundary of Ward 7 to the northwest corner of High Park.

It initially consisted of the part of the City of Scarborough.

It initially consisted of the part of the city of Toronto bounded by a line drawn north from Lake Ontario along Leslie Avenue, west along Eastern Avenue, north along Rushbrook Avenue, west along Queen Street, north along Jones Avenue, west along Danforth Avenue, north along Langford Avenue, thence west along the city limits, and south and west along the Don River to Toronto Bay.

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