Brass Gregorian reflecting telescope of 7-inch aperture

Brass Gregorian reflecting telescope of 7-inch aperture, 2 eye pieces, two tin boxes for 6 concave mirrors, with mahogany tripod stand (box to J.F.W. material 23/8/28)

Details

Category:
Astronomy
Object Number:
1891-11
Materials:
brass, mahogany, speculum and complete
type:
telescope - gregorian and telescope - reflecting
credit:
J W Murray