["BIOGRAPHY & AUTOBIOGRAPHY \/ Cultural & Regional","Biography & Autobiography \/ Artists, Architects, Photographers","Biography & Autobiography \/ Cultural Heritage","Biography & Autobiography \/ Historical","Biography & Autobiography\/Artists, Architects, Photographers","Biography & Autobiography\/Cultural & Regional","Biography & Autobiography\/Historical","Biography & Autobiography\/Literary Figures","Artists, Architects, Photographers","Authors, American - 19th century","Authors, American;19th century;Biography.","Autobiography","Autobiography: literary","BIOGRAPHY & AUTOBIOGRAPHY","BIOGRAPHY & AUTOBIOGRAPHY \/ Artists, Architects, Photographers","BIOGRAPHY & AUTOBIOGRAPHY \/ Cultural & Regional","BIOGRAPHY & AUTOBIOGRAPHY \/ Historical","Biography","Biography & Autobiography\/Artists, Architects, Photographers","Biography & Autobiography\/Cultural & Regional","Biography & Autobiography\/Historical","Biography & Autobiography\/Literary Figures","Biography\/Autobiography","Biography: arts and entertainment","Biography: general","Biography: historical, political and military","Cultural & Regional","Ethnic groups and multicultural studies","GENERAL","General Adult","Historical","Humorists, American - 19th century","Humorists, American;19th century;Biography.","Individual architects and architectural firms","Individual artists, art monographs","Individual photographers","Journalists - United States","Journalists;United States;Biography.","Literary Figures","Non-Fiction","TWAIN, MARK 1835-1910","Twain, Mark","biography; autobiography; biographies of famous people; american history; us history; biographies; historical; feminism; american literature; art; autobiographies; art history; historical biographies; art history books; classic; race; true story; true stories; artist; history books; history; culture; school; writing; mark twain biography; education; literary criticism; americana; essays; business; cultural studies; collection; criticism; nature; friendship; victorian; society; animals; environment; revolution; journalism; gifts for him","mark twain biography;gifts for him;biography;biographies;autobiographies;art;art history;biographies of famous people;history books;history;autobiography;artist;art history books;historical biographies;american history;education;american literature;historical;classic;literary criticism;feminism;americana;essays;true story;business;culture;us history;cultural studies;writing;collection;criticism;race;nature;friendship;victorian;society;animals;environment;true stories;revolution;journalism;school","Biography: arts and entertainment","Biography: general","Biography: historical, political and military","Ethnic groups and multicultural studies","Individual architects and architectural firms","Individual artists, art monographs","Individual photographers","Autobiography: literary"]