Samuel Langhorne Clemens 口 Pen name: Mark twain 口“ Greates↑ American humorist of his age 口“ The father of merican literature", aa riverboat pilot, journalist, lecturer, entrepreneur and inventor a The Adventures of Tom Sawyer n Adventures of Huckleberry finnSamuel Langhorne Clemens  Pen Name: Mark Twain  “Greatest American humorist of his age"  “The father of American literature".  a riverboat pilot, journalist, lecturer, entrepreneur and inventor  The Adventures of Tom Sawyer  Adventures of Huckleberry Finn