Mdelarosa76's profile

Joined about about 5 years ago.

Mdelarosa76's timelines

Karl Popper/28 July 1902 – 17 September 1994
Karl Popper/28 July 1902 – 17 September 1994 timeline
Thoma Kuhn/18 July 1922 - 12 June 1996
Thoma Kuhn/18 July 1922 - 12 June 1996 timeline