Browse Items (69 total)

Assayer's Scale/Apothecary Balance

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Physical Description: A rectangular oak case with glass panels stands on adjustable metal feet. The front page of the case is internally counterweighted to be lifted vertically by a metal handle. Inside the case is a brass beam balance with two…

Newton Balance

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The balance is contained in a cage of red-brown wood, atop a glossy black 20mm base made of either ceramic or stone, under which is larger red-brown colored base. Some scuff marks of normal wear and tear appear present on the front face as well as in…

Secohmmeter (inductance measurement)

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April 2021: this device has been reidentified as a secohmmeter and will be updated with information soon.  Exciting find! Physical Description: Rectangular brass box with removable lid on top of black iron base. Brass box is mostly hollow. A shaft…

Crookes tube (X-ray generator)

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Physical Description: The body of the Crookes tube instrument consists of a copper cube, in the center of a metal stand. The stand consists of a long tube with three legs protruding from the base. There are two additional tubes that extend beyond the…

Pressure Gage Testing Apparatus

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Physical Description A brass pressure gauge testing apparatus kit inside a fitted wooden case. The kit consists of a wooden base, brass cylinders, a reflective metallic weigh plate, four bolts, an oil pan, two notepads, and a steel wrench. The main…

Agate Mortar and Pestle (1/3)

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Physical DescriptionThere are three unique agate mortar and pestles at A.E. Seaman Mineral Museum. The largest mortar measures three centimeters in diameter at the base, while the matching pestle measures five centimeters in length. This mortar and…

Microscope Slides in Box

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Physical Description These microscope slides are contained in a lightly colored oak box, featuring thin cuts of wood and brass hardware. The locking mechanism on the front of the box is made up of two rotating hooks on each side, located near the top…

Wooden Crystal Models - Tetragonal

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Physical Description These crystal models are composed of light pearwood. Each model is precisely shaped with correct facets and angles to illustrate seven different groups of crystal structures: isometric, tetragonal, hexagonal, orthorhombic,…

Wooden Crystal Models - Triclinic/Trigonal unpaired

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Physical Description These crystal models are composed of a lightly colored Pearwood. Each model is precisely shaped with correct angles to illustrate various examples of seven different groups of crystal structures: isometric, tetragonal, hexagonal,…