»3˝ in.
Gregorian Reflecting
Telescope«, c. 1750
By "G. Adams, Mathematical Instrument Maker to his
Majesty, London". Brass, overall length 31 ˝ in., height 20 in. -
Great working instrument!
Estimate: 1,500/2,500
US$ 1,800/3,000
Reserve: 1,200/US$ 1,440 |