Apparatus for showing the principles of an induction or alternating current motor and demonstrating the rotating magnetic field.

Part of Catalog K: Physical Apparatus for Universities and Colleges, a catalog of…

Figure depicting "The Geryk" air pump, "an English pump (Fleuss' patents), and a strictly mechanical device with no valves in the usual sense of the word..."

Part of Catalog K: Physical Apparatus for Universities and…

Catalog published by Eimer & Amend in conjunction with the United States Manufacturing Chemists' Association (MCA) which reflects the standardization of apparatus manufactured by American chemical companies. Eimer &…

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…

The Gaertner Scientific Corporation began as a small scientific shop established by William Gaertner in 1896 on Chicago’s Southside. The company, originally known as Wm. Gaertner & Co., manufactured astronomical and…

Catalog of scientific apparatus for chemical laboratories sold by the Emil Greiner Company. Promising superior quality and prompt delivery, the catalog includes items for sale such as burners, burets, pipettes, and…

Encyclopedia of technical chemistry. The work exists in two volumes; the first covers topics from Acetic Acid to Gas, and the second begins with Glass and ends with Zinc. Digitized content includes a limited selection…

Friedrich Christian Accum or Frederick Accum (1769-1838) was a German chemist whose most important achievements included advances in the field of gas lighting, efforts to keep processed foods free from dangerous…

Williams, Brown & Earl was an American optical instrument and laboratory supply firm formed by H. S. Williams and N. H. Brown at 918 Chestnut Street, Philadelphia, Pennsylvania. This illustrated catalog includes the…

Catalog for chemical apparatus produced by Philip Harris & Co., now Philip Harris Ltd., a British laboratory supply company that became a major supplier of equipment for school science. The brand name is now owned by…

Intended to inform the inexperienced college graduate how to design and equip a chemical laboratory, this volume includes sections describing the various general features, appliances, and apparatus needed. Credits the…

Letter from Janke & Kunkel A.G., a laboratory equipment manufacturer and trading company of pharmaceutical supplies. Founded in Cologne, Germany in 1910 by Curt Janke and Max Kunkel, the company faced destruction and…

Business card for Janke & Kunkel A.G., a laboratory equipment manufacturer and trading company of pharmaceutical supplies. Founded in Cologne, Germany in 1910 by Curt Janke and Max Kunkel, the company faced destruction…

This set of postcards depicts the scenes from the Welsbach Incandescent Gas Lighting Company factory at Gloucester, New Jersey. Originally a set of 46 postcards, this collection is missing cards number 20 and 31. The…

The Geissler Tube is a sealed glass cylinder of a unique design with a metal electrode at each end. The Geissler Tube was invented by the German glassblower and physicist, Johann Heinrich Wilhelm Geissler (1814-1879) in…

Figure 7. Blowpipe, self-acting Spirit for bending glass tubes, Tin.
Figure 8. Blowpipe, self-acting in brass with sliding Lamp.
Figure 9. Blowpipe, Glassblower's Table, with double bellows, jets, lamp, and stand,…

Figure 20. Furnace, Round Iron, very useful.
Figure 21. Furnace, Dr. Black's.
Figure 22. Furnace, on Professor Brande's Principle, made to order, price according to size.
Figure 23. Pair of large Pepy's Copper…

Figure 28. Lamps, Berzelius's portable Blowpipe.
Figure 29. Lamp, Cooper's for heating Tubes.
Figure 30. Lamp, Davy's Safety.
Figure 31. Lamp, Farraday's, with four wicks, as recommended in his chemical manipulations.…

Figure 39. Mercurial Troughs, iron, very superior with Pepy's Gasometer attached.
Figure 40. Palmer's Gas Lamp for heating tubes, which screws on to a common gas pillar.
Figure 41. Palmer's Chemical Amusement and…

Figure 50. Retort Stand large, brass, with tubulated retort, receiver.
Figure 51. Scales, Chemical, with decimal weights to the tenth of a grain, brass pans, warranted to weigh accurately to the tenth of a grain.

These…