Drawing of a magnetic field by French philosopher René Descartes, from his Principia Philosophiae, 1644.
Zimmermann, Rudolph (1904)
The Curve in the Line
crocus botanical print
Watercolor white mulberry (Morys alba) silkworm (Bombyx mori), flies (Muscidae gen. Spec.), And indeterminate beetle ognevok (Pyraloidea gen. Spec.) Maria Sibylla Merian. Künstlerin und Naturforscherin. 1647-1717. Frankfurt am Main, 1998. S.53 Abb.20. Kat.38. S.104;
Groth, Paul (1887)
Cavallini Natural History Insects Wrapping Paper | Allium
Kenngott, Gustav Adolf (ca 1890)
Botanists are biological scientists who study plants. Their work is vital to our lives because we depend heavily on plants for food, fibre, wood, energy, and oxygen. In addition, the discoveries of botanists provide treatments for diseases such as cancer and to the development of new food sources.