17th century French book dial, Bliss Collection of Astronomical Instruments
DF_2001
17th century French book dial, Bliss Collection of Astronomical Instruments
2018
Digital Photographs
As a traveler moved about, he could set the brace at the side of this dial to prop open the cover at angles matching different latitudes. The compass card lists various cities and their latitudes, and the cover contains a perpetual calendar with changing moon phases.
France
American Museum of Natural History Library
Information on rights available at the repository.
American Museum of Natural History
Collection
Citation
Finnin, Denis (photographer), “17th century French book dial, Bliss Collection of Astronomical Instruments,” AMNH Research Library | Digital Special Collections, accessed October 12, 2024, https://lbry-web-007.amnh.org/digital/index.php/items/show/85879.