|
Repeating Circle
Catalogue number:
PH*325685
Inscriptions:
"Gambey a Paris"
Dimensions:
circle 9 inches diameter; telescope 11.5 inches long
Discussion:
The circle is silvered, graduated to 5 minutes, and read by 4 verniers with magnifiers. A tag on the box indicates that this instrument was used by the U.S. Topographical Bureau, as the mapping branch of the Army Engineers was known at that time.
Further Information:
Repeating Circle
Gambey
| 
