Mellon Collection, Yale University Library MS. 119. 50 folios + 8 inserted leaves. Paper. 196x152mm. 18th Century [1774.] Abraham Eleazar. Uraltes chymisches Werk [transcribed by Jacobus Bernardus Franciscus Eckhart.] [Partial transcription from Uraltes chymisches Werk, Leipsig, 1760 (second edition), with the illustrations copied in pen.]