£3,528
Auction: Day One
9-inch, in lacquered brass, signed under the degree scale 'Dolland, London', the pivoted inner chapter ring with hours I-XII-I-XII divided to 5 minutes, the outer equinoctial ring with degree scale 90-0-90° and declination scale to reverse, the pivoted bridge with sliding pinhole gnomon on calendrical and zodiac scales, the rim with sliding suspension loop