When Did Mark Twain Write His First Story, And What Is It Called?

Mark T
wain wrote his first book in 1876.  This book is called The Adventures of Tom Sawyer.

Mark Twain is amongst the best known writers of America, also known as the father of American Literature. He wrote his first story when he was only 16 years old, in the year 1851. The story was titled "A Gallant Fireman."