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1752 objects found.

Spinning Spiral
Spinning Spiral
1960
2014.2.18
Demonstration Boards
Demonstration Boards
about 1960
2014.2.19
Distorted Room
Distorted Room
about 1960
2014.2.20
X-Ray Powder Camera
X-Ray Powder Camera
1960
2014.2.35
Chainomatic Balance
American Balance Corp., New Rochelle, New York
Chainomatic Balance
about 1960
2014.2.57
Coordinate Comparator
Gaertner Scientific Co., Chicago, Illinois
Coordinate Comparator
1960
2014.2.62
Slide King Projector
Charles Beseler Co., East Orange, New Jersey
Slide King Projector
about 1960
2014.2.65
Liquid Measuring Device
Liquid Measuring Device
1960
2014.2.67
Curved Eyeglasses
Curved Eyeglasses
1960
2014.2.74
Portable 'MiniMite' Pyrometer Indicator
Thermo Electric Co., Inc., Saddle Brook, New Jersey
Portable 'MiniMite' Pyrometer Indicator
1961
2007.1.119
35mm Range Finder Camera
Voigtlander, Germany
35mm Range Finder Camera
1961
2014.2.37
Microwave Oscillator
General Radio Co., Concord, Massachusetts
Microwave Oscillator
1962
2007.1.54
Capacitance Bridge
General Radio Co., Concord, Massachusetts
Capacitance Bridge
1962
2007.1.56
Helium-Neon Laser
Maser Optics, Boston, Massachusetts
Helium-Neon Laser
1963
2002.1.35327
Radio Frequency Generator for the Helium-Neon Laser
E.F. Johnson Company, Naseca, Minnesota
Radio Frequency Generator for the Helium-Neon Laser
about 1963
2002.1.35328
Strobotac
General Radio Co., Concord, Massachusetts
Strobotac
about 1963
2002.1.34796
Certified Precision Grating
Bausch & Lomb Optical Co., Rochester, New York
Certified Precision Grating
about 1963
2002.1.35344
Vibrating Capacitor
Stevens-Arnold Inc., South Boston, Massachusetts
Vibrating Capacitor
about 1965
2002.1.35070
Non-Absorbing Beam Splitter
Edmund Scientific Co., Barrington, New Jersey
Non-Absorbing Beam Splitter
about 1965
2002.1.34531
Helium-Neon Laser
Spectra Physics, Mt. View, California
Helium-Neon Laser
1965
2002.1.34743
Spectrum Tube Power Supply
Electro-Technic Products Company, Chicago, Illinois
Spectrum Tube Power Supply
about 1965
2002.1.35085
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