CC0 · no rights reserved
Folding ruler and case
From the collection of Cooper Hewitt, Smithsonian Design Museum. Free to download, adapt and use — no permission needed.
About this work
Tall, octagonal tapered case hinged at top. Ivory ruler of seven folding sections graduated in centimeters on one side, inches on the other.
Cooper Hewitt, Smithsonian Design Museum’s own descriptionCredit lineFolding ruler and case. late 18th century. Cooper Hewitt, Smithsonian Design Museum, Gift of Eleanor and Sarah Hewitt. CC0.