Collections made and partly written by dr. Charles Mason for Cambridgeshire. Copies and abstracts of charters and privileges of the University, transcribed from a volume once bp. Tanner's, now apparently S. 4. 16 in the library of Trinity college, Cambridge. The volume largely relates to the town. Some miscellaneous papers are copied at fol. 45, but fols. 49-178 are blank. A list of the contents is on fol. v.