http://en.wikipedia.org/wiki/Mark_Twain
http://www.marktwainhouse.org/
_ The Adventures of Mark Twain Pt. 1
http://www.youtube.com/watch?v=AV2xURtTqgY
_ Mark Twain - A Video Documentary
http://www.youtube.com/watch?v=Ly6hfi7-ymA
http://en.wikipedia.org/wiki/Mark_Twain
http://www.marktwainhouse.org/
_ The Adventures of Mark Twain Pt. 1
http://www.youtube.com/watch?v=AV2xURtTqgY
_ Mark Twain - A Video Documentary
http://www.youtube.com/watch?v=Ly6hfi7-ymA