Modern detailed Terrestro Sidereal Sphere Patent. Features original patent drawings from the original document but with a modern take.
This invention is to provide a simple and convenient apparatus for demonstrating certain facts and principles of astronomy, to present to the eye of the student illustrations of various celestial and terrestrial phenomena, and to show the relation between the observer and the portion of the heavens visible to him, also to represent certain imaginary lines drawn in the heavens.
Inventor(s): Johannes F. Ber-Neike, M. Louise Berneike Year: 1885Color: BlueMaterial: PaperPackaging: Paper Tube
is backordered. We will ship it separately in 10 to 15 days.