Search Results
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Mojonnier Apparatus
- 1922
Moisture and milk testers for determining fat and total solids in milk and dairy products according to the Mojonnier process.
- Creator Of Work Williams, Brown & Earle
- Subject Physical instruments, Milk--Testing, Laboratories--Equipment and supplies, Milkfat--Testing
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Vacuum distillation apparatuses
- 1913
Two vacuum distillation apparatuses with various components, including distillation flasks, thermometers, heating baths, vacuum tubes, as well as stands and clamps.
Vacuum distillation is a method of distilling at…
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Apparatuses for determining osmotic pressure and freezing point depression
- 1913
B 2040. Differential tensimeter.
B 2041. Storage rack with circular section for tensimeter.
B 2052. Stirring device, mechanically operated by clockwork.
B 2057. Reading device for thermometer.
B 2060. Complete apparatus… -
Apparatuses for water collection and extraction
- 1913
B 4919. Water sampling apparatus, with bottles and tube for chemical, gas, and bacteriological analysis.
B 4921. For removing river or seawater.
B 4922. Flow-through water sampler suitable for all depths.
B 4923. Winch… -
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Microtomes
- 1913
Microtomes are used for cutting tissues into extremely thin sections, for preparation of samples in microscopy.
B 5255. Sledge microtome for anatomical and bacteriological work.
B 5261. Microtome with crank for all… -
R. Jung sledge microtomes
- 1913
Microtomes are used for cutting tissues into extremely thin sections, for preparation of samples in microscopy.
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R. Winkel Göttingen microscope
- 1913
Microscope with achromatic objectives and Huygens eyepieces. Assembled with the "No. 2b" stand, for medium microscopes with lighting unit.
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R. Winkel Göttingen microscope
- 1913
Microscope with achromatic objectives. Assembled with the "No. 1" stand, for large microscopes.
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Ernst Leitz Wetzlar microscopes
- 1913
Oil immersion microscopes with various components and of different sizes.
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Carl Zeiss Jena microscopes
- 1913
Two microscopes with choices of various components for complete assembly.
B 5095. Sufficient for most bacteriological, histological, botanical, and zoological investigations.
B 5099. For bacteriological work (equipment… -
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Franz Schmidt & Haensch polarimeters
- 1913
Polarimeters are used to measure the angle of rotation of a beam of light passing through an optically active substance.
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Instruments for measuring radioactivity
- 1913
B 2282. Electrometer for radioactive measurements.
B 2285. Fontactoscope, an electroscope for measuring the radioactivity of water and gases.
B 2300. Electrometer with internal amber insulation. -
Apparatuses for determining boiling point elevation and freezing point depression
- 1913
B 2106. Precision apparatus for determining freezing point depression.
B 2107. For determining freezing point depression for clinical purposes.
B 2108. For determining freezing point depression for very small… -
Equipment for water distillation and general laboratory work
- 1913
B 185. Combination water distillation unit with drying cabinet and sand bath for gas heating.
Also pictured are evaporating flask and dishes made of glass and metal.
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Respiration apparatus
- 1913
Portable universal respiration apparatus, according to specifications from Professor Francis Gano Benedict.
- Creator Of Work Vereinigte Fabriken für Laboratoriumsbedarf (Berlin)
- Subject Benedict, Francis Gano, 1870-1957, Chemical laboratories--Equipment and supplies, Scientific apparatus and instruments, Biological laboratories--Equipment and supplies, Artificial respiration--Equipment and supplies, Chemical apparatus
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Water distillation apparatuses
- 1913
B 181. Automatic, for gas heating, coal or wood firing.
B 183. Fully automatic, with copper interior and steam heating.- Creator Of Work Vereinigte Fabriken für Laboratoriumsbedarf (Berlin)
- Subject Distillation apparatus, Chemical laboratories--Equipment and supplies, Scientific apparatus and instruments, Biological laboratories--Equipment and supplies, Chemical apparatus, Water--Purification--Distillation process, Water
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National Technical Laboratories: Mission Street building, South Pasadena
- 1940s
This building at 820 Mission Street was the first built exclusively for National Technical Laboratories in 1940.
- Subject Buildings, Beckman Instruments, Inc.
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Original site of National Technical Laboratories
- 1930s
This garage was the first location of the National Inking Appliance Company, founded by the National Postal Meter Company in 1934 to manufacture the new, nonclogging inking device invented by Arnold O. Beckman. This…
- Subject Buildings, Garages, Beckman Instruments, Inc.
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Beckman Instruments plant: St. Louis, Missouri
- 1981-Feb
Parking lot and front entrance of the Beckman Instruments, Inc. plant in St. Louis, Missouri during the winter.
- Subject Factories, Buildings, Station wagons, Beckman Instruments, Inc., Snow