Standing amid the clutter of manuscripts, straw, garments, and vessels is a man wearing a red cap and holding a flask, with a young assistant standing near him. In the background are two men working near a furnace. In the upper left is a window shedding light on the alchemist.
Listen to the latest episodes of CHF’s award-winning podcast.
Help us preserve and share the history of chemistry and related sciences. Make a tax-deductible donation online.
Wetzlar microscope, 1920s
©2010–2015 Chemical Heritage Foundation