Protractor
Object type: Protractor
Department: European Sculpture and Decorative Arts
Culture: Italian, Rome
Artist: Jacob Lusuerg
Artist bio: [Mutinensis] worked 1673–88
Artist role: Maker
Date: 1683
Medium: Brass-gilt
Dimensions: 4 5/8 x 2 7/8 in.  (11.7 x 7.3 cm)
Classification: Metalwork-Brass
Credit line: Bequest of W. Gedney Beatty, 1941
Accession year: 1941