9:30am Hike led by Franklin Young: “Green Gulch”
Dias Ridge, Mt Tamalpais3-4 hours with a break for a light lunch. See Hiking / Saturday
3-4 hours with a break for a light lunch. See Hiking / Saturday
Alan Agrawal, Mount Diablo Astronomical Society *** Heavenly Vision: Galileo’s Telescopes & Observations *** Galileo Galilei developed a new method for reliably comprehending the world around us and, accordingly, has […]