Office computing in the 1950's: Univac

Charles A. Beard, Mary R. Beard and their son William Beard.  The Beards' New Basic History of the United States.  Garden City, NY:  Doubleday & Co., Inc., 1944, 1960.

The UNIVersal Automatic Computer.  One of these machines was installed in the U.S. Census Bureau in 1951.  One year later, a UNIVAC successfully predicted the results of the American Presidential election.  Since then, of course, computers have become our masters.

The Canadian government got into the computer age a little later.  Below, from the 1960's:

Canada One Hundred 1867-1967.  Prepared in the Canada Year Book, 
Handbook and Library Division, Dominion Bureau of Statistics, Ottawa.