Browse Items Browse All Browse by Tag Search Items Browse References Tags: Numbers Item Count: 4 Sort by: Title Creator Date Added Collection of Circular Graphs James Sicner 1983 Breguet-Style Clock James Sicner 1983 Map Border Measurements James Sicner 1983 Dürer's Magic Square James Sicner 1983 Output Formats atom, dcmes-xml, json, omeka-xml, rss2