Scientific Objects
A brass universal equinoctial ring dial
A circular brass universal equinoctial ring dial marked with months and signs of the Zodiac.
A silver sundial
An octogonal silver sundial, engraved with latitudes of the main French and European cities. Signed "C. Langlois A Paris au Niveau".
An octogonal silver sundial
An octogonal silver sundial, engraved with latitudes of the main French and European cities. Signed "Butterfield AParis".
A brass ring dial
A brass ring dial signed by "CHA. PROTOC".
A similar ring dial is in the National Maritime Museum of Greenwich.
A brass sundial
An octogonal brass sundial, engraved with latitudes of the main French and European cities. Signed "Pre LeMaire APAris".
A brass sundial
An octogonal silver sundial, engraved with latitudes of the main French and European cities. Signed "Mauleriault Aparis".