Perpetual Calendar
A calendar always up to date
A calendar is always useful, and this model entails an immense historical value: a perpetual calendar that goes from January 1, 1600, to December 31, 2799. It is based on the 400-year repetitive cycle and the 28-year solar cycle and works according to the "Dominical Letter".
Dimensions | Ø 5,3 cm; 7,7 x 7,7 x 3 cm |
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Material | Brass, Wood, Glass |