Mark Twain three of his siblings survived childhood: Orion (1825–1897), Henry (1838–1858), and Pamela (1827–1904). His sister Margaret (1830–1839) died when Twain was three, and his brother Benjamin (1832–1842) died three years later. His brother Pleasant Hannibal (1828) died at three weeks of age. When he was four, Twain's family moved to Hannibal, Missouri, a port town on the Mississippi River that inspired the fictional town of St. Petersburg in "The Adventures of Tom Sawyer" and the "Adventures of Huckleberry Finn". Slavery was legal in Missouri at the time, and it became a theme in these writings. His father was an attorney
Mark Twain Zephyr Mark Twain Zephyr The Mark Twain Zephyr was an early four-unit articulated trainset that was similar to the "Pioneer Zephyr" in style. The train was built by the Budd Company and was powered by a diesel engine produced by the Winton Engine Company. The train was named "Mark Twain Zephyr" because it was scheduled to provide service from St. Louis, Missouri to Burlington, Iowa via Hannibal, Missouri, Twain's hometown. The train's exterior structure used stainless steel, and had a "shovel nose" front. The locomotive, number 9903, was named Injun Joe. The three cars received other names of Mark Twain characters,