Correspondence addressed to Johan Heinrich Ott of Zurich Letters on theological, literary and other subjects, and the testamentary affairs of Rudolf Keller, a relative; with a few other papers and some printed pamphlets. The majority of the letters are in Latin; the rest in various languages including English and Hebrew. In an envelope attached to the fly leaf, four notes by Major-General E R James concerning documents formerly in his possession. 1617-1687