This image is of the Romanesque revival University of Western Ontario Administration Building. The campus is located in London, Ontario, Canada.

The description states:
ADMINISTRATION BUILDING
UNIVERSITY OF WESTERN ONTARIO
LONDON, ONTARIO, CANADA
— This is probably a colorized version of a black and white original. The marks in the upper left are from the cancellation machine. This card was used, and postmarked July 30, 1952.