Astronomy Research
Ramsden
09/02,2020
Telescope Type:Handheld Reflector
Country of Origin: England Date:c.1762-1800
Objective Lens Diam：2 1/4-inch (57-mm) OTL: 44 1/2"
Telescope Type:Handheld Reflector
Country of Origin: England Date:c.1762-1800
Objective Lens Diam：2 1/4-inch (57-mm) OTL: 44 1/2"
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