Mellon Collection, Yale University Library MS. 94. 107 folios. Paper. 138x178mm. 18th Century [c. 1735.] [Alchemical miscellany, in German.] 1. [Alchemy, in verse, with a prose commentary. With series of 13 allegorical illustrations, similar to the Hermaphroditisches Sonn- und Mondskind, Mainz, 1752. See also Mellon MSS. 108, 132 and 133. Mellon catalogue suggests the text may be an expanded German version of 'Preciosissimum Donum Dei'.] 2. [An index of chemical symbols and medicinal weights.] 3. [Sigillum Hermetis and other procedures.] 4. [Alchemical verses.]