resistance spools
Date1900-1930
Inventory Number1998-1-0727
ClassificationResistance Spools
Subject
Maker
American
?
Cultural Region
Place of Use
Dimensionseach spool: 5.4 × 1.6 × 1.6 cm (2 1/8 × 5/8 × 5/8 in.)
Material
DescriptionTwo boxes, one cardboard and one wooden, of wooden resistance spools of varying sizes and resistances, with varying amounts of resistance wire wound around them.
Signedunsigned
FunctionOrganization of lengths of resistance wire for instruments such as resistance boxes, which use the wire to produce varying amounts of resistances to introduce into an experimental current.
American
Date: early 20th Century
Accessories: cardboard box (not original)
Object number: 1997-1-0725
Date: 1890-1930
Object number: RS0528
H. Tinsley & Company
Date: 1900-1930
Accessories: plugs (15)
Object number: 0292
Spindler & Hoyer
Date: 1900-1930
Object number: 0464
Leeds & Northrup Company
Date: late 19th-early 20th Century
Object number: 1998-1-0725
