Instruments & Innovation

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 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 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 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 58. Best Wheel Barometer with Thermometer & Spirit Level, plain mounted.
Figure 59. Best Wheel Barometer with screw Hygrometer, rosewood inlaid with pearl and German silver fittings, very elegant.
Figure 60. Upri…

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…

Illustration depicting the manufacture of seltzer or soda water by use of a wheel to force gas into bottled water.

Illustration depicting the manufacture of plate glass, a form of glass traditionally made by casting and rolling and characterized by its excellent surface produced by grinding and polishing.

Illustration of an apparatus used to manufacture soda water.

4880a. For purifying mercury, U. S. Weather Bureau pattern.
4881. With central condenser, suitable for nitrogen, alcohol etc.
4882. For the recovery of volatile solvents used in extraction.

Electrostatic induction device with plates and electrodes.

Devices converting chemical reactions to electric energy.

4235. Battery, so-called "Crowfoot".
4237. Battery, Leclanche.
4238. Battery, Dipping.
4240. Battery, Type "S" Cell.

Image 5594: "Apparatus for the simultaneous electrolytical decomposition of water, hydrochloric acid and ammonia."

4591. Burner, "Vulcan Stove".
4599. Burner, Bunsen, with attachment for holding flasks.

Various apparatus and pipettes for absorption and determination of gases.

5273. For estimation of methane, with platinum spiral.
5274. For determination of oxygen by the exact method.
5280. Palladium Tube.
5282.…

Various distilling apparatus: Axtell's, Krafft & Noerdlinger's, Muencke's, Bruehl's.

Glass bulbs when filled with a potassium hydroxide solution are used for the absorption of carbon dioxide in chemical analysis. Types of potash bulbs depicted here include: Geissler's, Geissler-Wetzel's, Alvergnat's,…