Hannibal http://tspr.org en 150th Anniversary for Mark Twain http://tspr.org/post/150th-anniversary-mark-twain <p>Henry Sweets says Samuel Clemens officially became Mark Twain on either Feb. 2 or Feb. 3 of 1863.&nbsp; That’s the first time an article by Clemens was published with the famous pen name.</p><p>Sweets, who is the curator for the Mark Twain Boyhood Home and Museum in Hannibal, MO, says pinpointing the exact day has grown more difficult over the years.</p><p> Tue, 05 Feb 2013 20:48:41 +0000 Jason Parrott 28387 at http://tspr.org 150th Anniversary for Mark Twain