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Magnalia naturae: or, the philosophers-stone lately expos'd to publick sight and sale; being a true and exact account of the manner how Wenceslaus Seilerus the late famous projection-maker, at the Emperours court, at Vienna, came by, and made away with a very great quantity of pouder of projection, by projecting with it before the Emperor ... / By John Joachim Becher ... [by] Wenceslaus Seilerus ... Published at the request ... especially of Mr. Boyl [sic].
Johann Joachim Becher, Seilerus, Wenceslaus, Boyl, Mr., Emperours Court (Vienna, Austria) · 1680 · London : Printed by Tho. Dawks & L. Curtiss, 1680. · 1 picture
Alchemy
Wellcome Collection · Public Domain Mark 1.0 (public domain) · More from this library
![Picture 1 of 1 from Magnalia naturae: or, the philosophers-stone lately expos'd to publick sight and sale; being a true and exact account of the manner how Wenceslaus Seilerus the late famous projection-maker, at the Emperours court, at Vienna, came by, and made away with a very great quantity of pouder of projection, by projecting with it before the Emperor ... / By John Joachim Becher ... [by] Wenceslaus Seilerus ... Published at the request ... especially of Mr. Boyl [sic]. (1680), leaf 15](https://img.insideoutlibrary.com/img/200/wellcome-wellcome_b30337318-15-1.webp)