Boston: A Century of ProgressOn March 4, 1822, the townsfolk of Boston voted to incorporate their town as the City of Boston. A great change had just taken place, but even greater changes were to come during the ensuing century, as Boston's population grew from 50,000 to 750,000 by 1922 and as it developed from a colonial town into the "Hub of the Universe." Boston: A Century of Progress brings to life one hundred amazing years, from 1822 to 1922. More than two hundred