Oxford Companion to Mark Twain, Hardcover by Camfield, Gregg (EDT), ISBN 0195107101, ISBN-13 9780195107104, Brand New, Free P&P in the UK

Representing both original research and a synthesis of the most important scholarship of the past century, the Companion's three hundred vivid, stimulating essays create a compelling portrait of one of the most fascinating figures of English literature and American history.
In addition to the A-Z entries and essays, Gregg Camfield has included an appendix on Researching Mark Twain, outlining secondary reading available in the library and on the web, and the most comprehensive annotated bibliography of Twain's staggeringly prolific output ever published - covering over 1,700 novels, plays, poems, and newspaper articles.
Ideal for scholars of literature and history as well as general readers, the Companion is illustrated throughout, with dozens of early edition facsimile pages and illustrations from Twain's novels and an eight-page photo essay on the most memorable events of Twain's life. The Oxford Companion to Mark Twain is destined to become the definitive reference work for a generation of Twain lovers.