Horizontal compass sundial, for about 59° latitude, in lidded case

Horizontal compass sundial made for a latitude of about 59? (? Horizontal compass sundial made for a latitude of about 59? (?

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Horizontal compass sundial made for a latitude of about 59? (?
Science Museum Group
© The Board of Trustees of the Science Museum

Horizontal compass sundial made for a latitude of about 59? (?
Science Museum Group
© The Board of Trustees of the Science Museum

Horizontal compass sundial made for a latitude of about 59° (? St. Petersburg). The latitude of various places in Russia has been crudely engraved on the underside of the case, in the cyrillic script, at a later date. 19th century

Details

Category:
Time Measurement
Collection:
Sir Henry Wellcome's Museum Collection
Object Number:
1986-1324
type:
compass horizontal sundial
credit:
Wellcome Trust