Keywords: Rudolf Glauber, "Apologia contra mendaces Christophori Farnneri calumnias title 1655 page.jpg en Title page of Iohannis Rudolphi Glauberi Apologia contra mendaces Christophori Farnneri calumnias / ex germanico in latinum idioma trans-fusa Amsterdam J Jansson 1655 Glauber made his living from various lucrative chemical operations some pharmaceutical and others such as manipulating the characteristics of wine From time to time he contracted his secrets out sometimes with unfortunate consequences In one instance he got into a public dispute with a contractee Christoff Farner whom he accused publicly of stealing his processes 1655 engraving Institution Chemical Heritage Foundation object history exhibition history credit line http //www chemheritage org/ Chemical Heritage Foundation accession number http //othmerlib chemheritage org/record b1066157~S6 R128 7 G538163 1655 Roy G Neville Historical Chemical Library http //www chemheritage org/ Chemical Heritage Foundation Image downloaded with permission from the Chemical Heritage Foundation as part of the Wikipedian in Residence initiative CHF-cooperation PD-old-100 Images from the Chemical Heritage Foundation Alchemy books 1655 books Johann Rudolph Glauber |