transformer
Inventory Number2009-1-0064
ClassificationTransformer
Maker
Jefferson Electric
1915-present
Dimensions9.3 x 14 x 15.3 cm (3 11/16 x 5 1/2 x 6 in.)
AccessoriesProbably used with 2009-1-0063, lamp
DescriptionCAT. NO. 869-001-059, JEFFERSON ELECTRIC COMPANY/BELLWOOD, ILLINOIS, #218113
ProvenanceGift from Reiner Beeuwkes, Professor Emeritus, Harvard Medical School, Department of Physiology, Boston, MA.
Date: 1890-1930
Object number: RS0505
Spencer Lens Company
Date: circa 1940
Accessories: microscope lamp (2009-1-0072)
Object number: 2009-1-0081
Bausch & Lomb Optical Company
Accessories: probably used with 2009-1-0064, Jefferson transformer
Object number: 2009-1-0063
Harvard Cyclotron Laboratory
Date: 1960-1980
Object number: 2003-1-0309
Zeiss-Aerotopograph
Date: circa 1950
Accessories: instrument is in original wood storage/carrying case. listed accessories: base plate, mirrors (2) and tubular holders (2), anchors (2), prism yoke, monocular adapter, lighting set with bulbs (3, one currently in lamp, its box in box of 2009-1-0002b), 2 monoculars (4 or 6 power) [6x24 (infinite) L or R Zeiss aerotopo logo), "fork"-shaped support (V rather), green filters (2) , dioptre lenses (2), strabismus-correcting lenses (2), photo holder, permanent magnets (8)
Object number: 2009-1-0002a
Date: late 19th-early 20th Century
Object number: RS0168
Accessories: a) camera, b) film magazine containing 16mm film, c) film magazine (no film inside), d) sound cable, e) battery cable, f) wooden box. One file folder containing correspondence and manuals now in instrument file. Used with 2009-1-0066, Power supply
Object number: 2009-1-0052a-f
Carl G. Barth
Date: circa 1921
Accessories: probably to be used with jig 1990-4-39. possibly to be used with jigs 1990-4-38, 1990-4-39,...,1990-4-42
Object number: 1990-4-0043
Jefferson Physical Laboratory, Harvard University
Date: 1925-1935
Accessories: 1 battery (removed during FAE inventory), 1 tube, 2 other pieces.
Object number: RS1133