Astronomical and navigational instruments

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Perpetual calendar

Astronomical and navigational instruments

Object connections:

Collection Astronomical and navigational instruments
User collections Calendar_Coins by Calendrium
Gallery locationNot on display

Object details:

Object ID AST0647
Description Perpetual calendar with tables of calendaric information similar to single year calendars, but usable for all years. One side has a table with the numbers of the months and days with decorative flourishes at the edges. Around the table are three rings of text. The other side has five rings of text and numbers with a sun motif at the centre. The disc is made of bronze with a gold-coloured finish.
Date made 1728

Artist/Maker Weet, John
Place made Unknown
Credit National Maritime Museum, Greenwich, London, Caird Collection
Materials metal: bronze
Measurements Overall: 1 x 42 mm
  • Perpetual calendar (AST0647)
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