=Clemens, Samuel Langhorne.= “Mark Twain.” _Mo._, 1835- ----. A celebrated humourist, who, after an eventful experience as a journalist, rose to fame by the publication of The Innocents Abroad, a volume of extravagantly humourous travels, which still remains his most popular book. Only a very small portion of his writing has any place as literature, but as an author he is one of the most popular and successful of his time. Other works of his are, A Tramp Abroad; Roughing It; Tom Sawyer; The Gilded Age (with C. D. Warner, _infra_); The Jumping Frog; Life on the Mississippi; Huckleberry Finn; Merry Tales; A Connecticut Yankee at King Arthur’s Court; Tom Sawyer Abroad; Pudd’nhead Wilson; The American Claimant. The Prince and the Pauper; Joan of Arc, are works in a serious vein, the first being his most finished production. _See Haweis’s American Humourists; Steuart’s Letters to Living Authors, 1890; Vedder’s American Writers._ =Clemens, Will Montgomery.= _O._, 1860- ----. A Ken of Kipling; Life of Roosevelt; Famous Funny Fellows; Sixty and Six; Mistakes of Authors. =Clement, Mrs. Clara Erskine.= _See Waters, Mrs._ =Clemmer, Mrs. Mary.= _See Hudson, Mrs._ =Cleveland, Aaron.= _Ct._, 1744-1815. A verse-writer who late in life became a Congregational minister. He was the great-grandfather of President Cleveland. The Philosopher and Boy; Slavery Considered, both productions in verse. =Cleveland, Charles Dexter.= _Ms._, 1802-1869. Grandson of A. Cleveland, _supra_. An educator of Philadelphia, who published Compendiums of English, American, and Classical Literature; English Literature of the 19th Century; critical edition of Milton, with notes and life. _Bar._ =Cleveland, Cynthia Eloise.= _N. Y._, 1845- ----. A Washington writer employed in the civil service. See Saw, or Civil Service in the Departments, a political novel; Is it Fate? =Cleveland, Henry Russell.= _Ms._, 1808-1843. Son of R. J. Cleveland, _infra_. The Classical Education of Boys; Life of Henry Hudson. =Cleveland, Horace William Shaler.= _Ms._, 1814-1900. Son of R. J. Cleveland, _infra_. A noted landscape gardener of Minneapolis. Hints to Riflemen; Landscape Architecture; Voyages of a Merchant Navigator. _Har._ =Cleveland, Richard Jeffry.= _Ms._, 1773-1860. Cousin of A. Cleveland, _supra_. Voyages and Commercial Enterprises; Voyages of a Merchant Navigator of the Days that are Past. =Cleveland, Rose Elizabeth.= _N. Y._, 1846- ----. Great-granddaughter of A. Cleveland, _supra_, and the only sister of President Cleveland. During the first year of her brother’s first administration she was the mistress of the White House. George Eliot’s Poetry and Other Studies; The Long Run, a novel. _Fu._ =Clevenger, Shobal Vail.= _Iy._, 1843- ----. A physician of Chicago, and son of the noted sculptor of the same name. Treatise on Government Surveying; Comparative Physiology and Psychology; Lectures on Artistic Anatomy and Sciences Useful to the Artist.