polariscope parts?
Date1875-1925
Inventory Number1998-1-0885
ClassificationPolariscope
Subject
Maker
German
?
Maker
American
?
Cultural Region
Dimensionslargest bracket: 10.8 × 6.5 × 1.9 cm (4 1/4 × 2 9/16 × 3/4 in.)
Material
DescriptionThese were found together in the Collection:
6 V-shaped brackets with pierced tips (for attaching a wire across the gap?). Two of the brackets have long threaded bolts mounted in blocks. The heads of the bolts are knurled in a straightwise fashion.
1 mirror from a Norremberg-style polariscope
2 rectangular aperture stops with a hinge on the side. One face is blackened on each. This is a matched pair; not identical.
1 block of black bakelite or hard rubber with three screws.
6 V-shaped brackets with pierced tips (for attaching a wire across the gap?). Two of the brackets have long threaded bolts mounted in blocks. The heads of the bolts are knurled in a straightwise fashion.
1 mirror from a Norremberg-style polariscope
2 rectangular aperture stops with a hinge on the side. One face is blackened on each. This is a matched pair; not identical.
1 block of black bakelite or hard rubber with three screws.
Signedunsigned
Western Electric Company
Date: 1900-1930
Object number: RS0196
Harvard Cyclotron Laboratory
Date: circa 1960
Object number: 2003-1-0312
American
Date: circa 1790
Accessories: Large brass key for tightening joints
Object number: 5006
Legey
Date: circa 1838
Accessories: shades with double tabs (4); shades with single tab (4); screwdriver and square key.
Object number: 5268
Date: 1890-1930
Object number: RS0501
Date: 1890-1930
Object number: RS0470
