agray84's profile

Joined about about 5 years ago.

agray84's timelines

Niehls Bohr (October 7, 1885 - November 18, 1962)
Niehls Bohr (October 7, 1885 - November 18, 1962) timeline
Thomas Kuhn (July 18, 1922 – June 17, 1996)
Thomas Kuhn (July 18, 1922 – June 17, 1996) timeline