An early, simple perpetual pocket calendar calculator. Its origin goes back some 500 years. Calculate the day of the week for any given future date, within a 40-year span.
An early, simple perpetual pocket calendar calculator. Its origin goes back some 500 years. Calculate the day of the week for any given future date, within a 40-year span.
Color | Brass |
Size | 2.95 In. L X 2.95 In. W X 0.8 In. H |
Gtin | 00781934584070 |
Mpn | CO031 |
Condition | new |
Material | Brass,Glass |