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Reflecting Circle
Catalogue number:
PH*327707
Inscriptions:
"Dollond London"
Dimensions:
diameter 8.5 inches
Discussion:
This incomplete example of an unusual type of reflecting circle came from the
U.S. Naval Observatory. It may have belonged to the Navy’s Depot of Charts and Instruments, and thus date from the 1830s.
Further Information:
Dollond
Reflecting Circle
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