Capital Districts Former department Carinthie (Carinthia) Willach (Villach) Willach Lienz Willach Carniole (Carniola) Laybach (Ljubljana) Adelsberg (Postojna)...
27 KB (2,595 words) - 15:19, 23 September 2024
Measure the Cosmos. Henry Holt and Company. p. 253. ISBN 978-0-8050-7133-7. Willach, Rolf. "The Heliometer: Instrument for Gauging Distances in Space." Journal...
5 KB (652 words) - 00:10, 5 November 2023
Centuries and Their Makers, Portman Books, London 1989 ISBN 978-0-7134-0727-3 Willach, R. (31 July 1996). "New light on the invention of the achromatic telescope...
8 KB (831 words) - 07:55, 26 July 2024