June 17th (1673) was a Saturday. It's the 167th day of the year (168th in leap years) in the Gregorian calendar. There are 198 days left to the end of the year.
Historical Events for 17th June, 1673
» French people e.g French explorers Jacques Marquette and Louis Jolliet reach the Mississippi River and become the first Europeans to make a detailed account of its course.