Seeds of Change: A Quincentennial Commemoration [Aug 17, 1991] Herman J. Viola and Carolyn Margolis 1560980362 / 9781560980360 Used; Very Good Publisher: Date of Publication: Binding: Edition: Condition: Very good Description: Publisher: Smithsonian Institution PressDate of Publication: 1991Binding: soft coverEdition: First EditionCondition: Very GoodDescription: 12 in 1560980362 Very light wear; very clean. Supports the Seeds of Change exhibition at National Museum of History. 278 pages. Illustrations most in full-color. Index, Sources and Suggestions Readings, and Picture Credits.