International Standard Book Number in 1965, has – 340 indicating the publisher, 01381 their serial number, and 8 being the check digit. This can be converted to ; the check digit does not need to be re-calculated. Since 1 January 2007, ISBNs have contained 13 digits, a format that is compatible with "Bookland" European Article Number EAN-13s. An ISBN is assigned to each edition and variation (except reprintings) of a book. For example, an ebook, a paperback, and a hardcover edition of the same book would each have a different ISBN. The ISBN is 13 digits long if assigned on or after 1 January
Number 13 (film) Number 13 (film) In 1922, Alfred Hitchcock obtained his first shot at directing for Gainsborough Pictures with the film Number 13 (or Mrs. Peabody). Clare Greet and Ernest Thesiger were to star as husband and wife. The story was about low-income residents of a building, financed by The Peabody Trust, founded by American banker-philanthropist George Foster Peabody, to offer affordable housing to needy Londoners. However, the film's budget fell apart, and it was pulled from production after only a handful of scenes were shot. Hitchcock rarely, if ever, spoke about his first directing project, until his biographer, Donald Spoto, asked