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Mellon Collection, Yale University Library MS. 81.
239 folios. Paper. 193x115, with some folios in other formats. 18th Century
Arcana divina et compendium cum clavibus Philosophischen Realitäten und Experimenten [in German and Latin.]
[Compiled about 1743 by F.F. Weichenhaan, partly from materials written about 1705 by Anna Susanna Lieber.]