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Figure 18. Collodionising Bath
- 1915
Figure 18 from the 1915 volume The Rare Earth Industry depicting a machine (1/16 actual size) for immersing mantles, a component of incandescent gas lanterns, in a collodion solution prior to transport. The volume…
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Figure 17. Burning Off and Hardening Machine for Inverted Mantles
- 1915
Figure 17 from the 1915 volume The Rare Earth Industry depicting a machine (1/14 actual size) for burning off and hardening inverted mantles, a component of incandescent gas lanterns. The volume details various…
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Figure 14. Impregnating Machine [Gas mantle manufacture]
- 1915
Figure 14 from the 1915 volume, The Rare Earth Industry depicting a machine (1/10 actual size) for saturating cotton and ramie webs with a solution of rare earth metals during the manufacture of gas mantles. The volume…
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Figure 10. Collodion before Burning Off. Figure 11. Collodion after Burning Off. Figure 12. Washing Machine.
- 1915
Figures 10 through 12 from the 1915 volume The Rare Earth Industry. Figures 10 and 11 are photomicrographs showing collodion fibers used in the manufacture of incandescent gas mantles before and after burning. The…
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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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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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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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R. Winkel Göttingen microscope
- 1913
Microscope with achromatic objectives. Assembled with the "No. 1" stand, for large microscopes.
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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. Jung sledge microtomes
- 1913
Microtomes are used for cutting tissues into extremely thin sections, for preparation of samples in microscopy.
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32 items
Preis-Verzeichnis über Apparate und Gerätschaften für alle Laboratoriums-Arbeiten im Gebiet der Biochemie
- Price-List on Apparatus and Equipment for all Laboratory Work in the Field of Biochemistry
- 1913
Fully illustrated catalog of laboratory equipment manufactured by the Vereinigte Fabriken Fuer Laboratoriumsbedarf (United Factories for Laboratory Supplies). Digitized content includes the work's front matter, a…
- Author Vereinigte Fabriken für Laboratoriumsbedarf (Berlin)
- Publisher Vereinigte Fabriken für Laboratoriumsbedarf (Berlin)
- Subject Biological laboratories, Chemical laboratories, Biological laboratories--Equipment and supplies, Chemical laboratories--Equipment and supplies, Scientific apparatus and instruments, Distillation apparatus, Chemical apparatus, Standard Scientific Company, Vereinigte Fabriken für Laboratoriumsbedarf (Berlin)
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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… -
76 items
Laboratory Wood Work : Physics, Biology, Chemistry, Physiography, Drawing Tables, Office Furniture, Domestic Science, Manual Training, Benches, etc.
- After 1910 – before 1913
An early 20th-century catalog of laboratory furniture equipment manufactured and sold by Leonard Peterson & Co. The fully illustrated catalog primarily advertises custom-built benches and cabinetry for science…
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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. -
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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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Ernst Leitz Wetzlar microscopes
- 1913
Oil immersion microscopes with various components and of different sizes.
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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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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… -
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… -
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 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… -
Wimherst Self-Charging Static Machine
- 1912
Catalog entry for a Wimhurst Machine, a static electricity generator used for experiments and powering X-ray machines.
Part of Catalog K: Physical Apparatus for Universities and Colleges, a catalog of laboratory…
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Wave Apparatus
- 1912
Catalog entry for wave apparatuses for the study of transverse and longitudinal waves.
Part of Catalog K: Physical Apparatus for Universities and Colleges, a catalog of laboratory instruments for the physical sciences…