This library is built in the open.
If you spot an error, have a suggestion, or just want to say hello — we’d love to hear from you.

for the distribution of the same, whereby, being once again urged to be of further service with my printing press, I knew of no better material to find than this Chemical Theater original: Theatrum Chimicum; likely a reference to a specific collection of alchemical texts, possibly the Dutch translation of the Theatrum Chemicum or a similarly titled work like the Open Entrance to the Closed Palace of the King or Opened Door of Chemical Secrets. Which was handed to me by a very diligent and untiring Devotee and Laborer original: Liefhebber en Arbeider; these terms identify the contributor as both a theoretical student and a practical practitioner of alchemy both in Chemistry and physical Natural Science. original: lighamelycke Natuur-kunde; "physical" here refers to the study of material bodies and their properties Yet seeing this work completed, I took the liberty of showing the same to Sir Addressing the dedicatee, Dr. J. Roman to [hear] Your Excellency’s opinion