160 tested tricks and methods for lovers of physics, artists, farmers, and craftsmen from the posthumous papers of the chemist Johann Albrecht Fromm, published by his son in 1828. From the washing promenade for cleansing and beautifying the skin, to iron cardboard, from Irish fertilizer, attaching butterflies to glass, catching fish by hand, creating English rainbow fire, the four elements in a glass, horsehair in an egg, making wine from water, and many more tips and advice from ancient times. Reprint of the original edition from 1828.