Time Riders in American History

The notorious Dr. Thanatopsis Dread, to lend credibility to his bid for world domination, has employed devious means to convince the world that grand American accomplishments (1492-1905) are actually the work of his distinguished ancestors. The mysterious Benefactor has invited YOU! to join a crack team of whiz kids in his subterranean lab at Sea Cliff Manor to help restore the historical record to the (more-or-less) legitimacy we know today.