jfraz42's profile

Joined about about 5 years ago.

jfraz42's timelines

Auguste Comte (Jan 1798 - Sept 1857)
Auguste Comte (Jan 1798 - Sept 1857) timeline
Thomas Kuhn (July 18, 1922 - June 17, 1996)
Thomas Kuhn (July 18, 1922 - June 17, 1996) timeline