Plate xviii from Robert Fludd, Utriusque cosmi maioris et minoris metaphysica, physica, atque technica (Oppenheim, 1617). An emblem to illustrate the cosmic system and the activity of God, Nature, and Art in it.
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 tax-deductible gift online.
RCA electron microscope, 1950
©2010–2016 Chemical Heritage Foundation