Instruments & Innovation

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…

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…

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.

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

Figure 21 from the 1915 volume The Rare Earth Industry depicting a machine used to test the durability of gas mantles, a component of incandescent gas lanterns. The volume details various industrial applications of rare…

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…

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…

Figure 20 from the 1915 volume The Rare Earth Industry depicting a machine for trimming upright mantles, a component of incandescent gas lanterns. The volume details various industrial applications of rare earths and…

Catalog of laboratory instruments for the physical sciences. "Both our own manufacture and that of reliable foreign makers. Especially adapted for use in universities and colleges." Index starts on page 175.

Le diverse et artificiose machine belongs to a new genre that emerged in the late 16th century, the "theatre of machines," which offered original mechanical solutions to the problems of everyday life. Ramelli's book…

Kazimierz Siemienowicz's treatise was used for over a century as a basic manual on artillery, rocketry, and pyrotechnics. It was originally published in Latin (1650) and was translated into French (1651), German (1676),…

Combination of photomicrographic camera and metallurgical microscope.

Moisture and milk testers for determining fat and total solids in milk and dairy products according to the Mojonnier process.