The Viking Age, Period VIII of the Scandinavian Iron Age, is here divided into four phases (VIII:1-4) for Gotland, and the phases dated c. 800-900, 910-990, 1005-1090, 1110-1200. The material culture of Viking-Age character thus overruns the border between the historical Viking Age and the Middle Ages. The Period-VIII artefacts are systematized into types and subtypes, which are described as to mo