Switzerland OECD on Twitter: "Happy National Day! As we celebrate the founding of the Swiss Confederacy today with paper lanterns and cervelas around the bonfire, discover some of the main figures of
Meteorological time series of temperature and humidity values measured... | Download Scientific Diagram
The change of light emissions in Switzerland as shown in three time... | Download Scientific Diagram
![BY HAROLD J. SHEPSTONE. diameter and magnify 85 58 and 6 times respeo THE MOUNTAIN TELESCOPES OF SWITZERLAND. A Stereoscopic telescope which preserves perspective values. Watching a climber on the Matterhorn through BY HAROLD J. SHEPSTONE. diameter and magnify 85 58 and 6 times respeo THE MOUNTAIN TELESCOPES OF SWITZERLAND. A Stereoscopic telescope which preserves perspective values. Watching a climber on the Matterhorn through](https://c8.alamy.com/comp/2ABY410/by-harold-j-shepstone-diameter-and-magnify-85-58-and-6-times-respeo-the-mountain-telescopes-of-switzerland-a-stereoscopic-telescope-which-preserves-perspective-values-watching-a-climber-on-the-matterhorn-through-a-5-8-inch-telescope-on-the-riffelalp-zermatt-distant-can-be-seen-clearly-scientific-american-1908-10-24-2ABY410.jpg)