The World Book Vol. 4 (1927) is a hardcover illustrated encyclopedia authored by M. V. O'Shea. Published by Roach and Fowler in Chicago, Illinois and Kansas City, Missouri, this reference book provides information on a wide range of topics in English language. With its detailed illustrations and comprehensive coverage of North American subjects, this original 1927 edition of The World Book is a valuable collectible for those interested in antiquarian and rare books.