Perpetual calendar
date: label: Date
content: early 18th century
notes: label: Catalogue Status
content: Research in Progress
label: Description
content: One large brass disc and one small on either side, pivoting on center nail. Top engraved: Calendarium Perpetuum” and days of the week in German, together with their symbols. Cut-out edge adjustable to date engraved on large disc. Back disc has two cut-outs, adjustable to show holidays, month, sign of zodiac, sunrise and sundown, length of days and nights.
place: label: made in
content: Germany
setName: label: See more items in
content: Cooper Hewitt, Smithsonian Design Museum Collection
label: See more items in
content: Product Design and Decorative Arts Department
dataSource: label: Data Source
content: Cooper Hewitt, Smithsonian Design Museum
identifier: label: Accession Number
content: 1957-165-18
objectType: label: Type
content: metalwork
label: Type
content: Decorative Arts
label: Type
content: Perpetual calendar
objectRights: label: Restrictions & Rights
content: CC0
physicalDescription: label: Medium
content: Brass
label: Dimensions
content: H x diam.: 0.1 × 5.1 cm (1/16 in. × 2 in.)