International Standard Serial Number International Standard Serial Number An International Standard Serial Number (ISSN) is an eight-digit serial number used to uniquely identify a serial publication. The ISSN is especially helpful in distinguishing between serials with the same title. ISSN are used in ordering, cataloging, interlibrary loans, and other practices in connection with serial literature. The ISSN system was first drafted as an International Organization for Standardization (ISO) international standard in 1971 and published as ISO 3297 in 1975. ISO subcommittee TC 46/SC 9 is responsible for maintaining the standard. When a serial with the same content is published in more than one media
Number 13 (short story) Number 13 (short story) "Number 13" is a ghost story by British writer M. R. James, included in his first collection "Ghost Stories of an Antiquary" (1904). While researching church history in Viborg, Denmark, the narrator's cousin stays in a Danish inn. While staying in room Number 12, he notices that his room seems to grow smaller and his furniture sometimes vanishes. After hearing dancing next door, he assumes it comes from Number 13, however upon discussing the matter with the inn-keep, he learns that there is no Number 13. He asks the inn-keep to visit his room at night.