coil
Date1890-1940
Inventory Number1997-1-1299a
ClassificationCoil
Subject
Maker
American
?
Cultural Region
Dimensionscoil: 3.1 × 19.2 × 14.6 cm (1 1/4 × 7 9/16 × 5 3/4 in.)
blue board box: 15.9 × 33 × 33 cm (6 1/4 × 13 × 13 in.)
blue board box: 15.9 × 33 × 33 cm (6 1/4 × 13 × 13 in.)
Material
DescriptionA coil of copper wire wrapped with green insulating thread.
Signedunsigned
FunctionFor experimentation and demonstration with high voltage currents.
Cruft Laboratory, Harvard University
Date: ca. 1910-1930
Accessories: Washer and electrical connector
Object number: RS0807
