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| Jane's first 10-inch telescope made in John's 1988 telescope making class. With a solar filter made by Michael Portuesi, SF Sidewalk Astronomers | |
| Total images: 57 | Last update: 2/5/14 11:11 PM | Help | |
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| Jane's first 10-inch telescope made in John's 1988 telescope making class. With a solar filter made by Michael Portuesi, SF Sidewalk Astronomers | |
| Total images: 57 | Last update: 2/5/14 11:11 PM | Help | |