Artifact Details Title Alto II mouse Catalog Number 102647155 Type Physical object Description This is a three button mouse. Date 1972 ca. Manufacturer Xerox PARC Place Manufactured Palo Alto, Calif., U.S. Identifying Numbers Serial number 276 Dimensions 1 1/4 x 2 x 3 in. Category I/O/pointing/mouse Subject Input; English; Telefunken; Pointing