Browse Items (42 total)

Centrifuge1.jpg
Physical Description: This machine consists of an iron base and an aluminum bowl that is mounted on the base. The bowl consists of a stationary 11” diameter outer bowl and a 9.75” diameter inner bowl that rotates. The inner bowl has a circular…

AssayersScaleApothecaryBalance1.jpg
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…

Asphalt1.jpg
Physical Description: This civil engineering instrument stands at 3 feet 2 inches tall. This machine consists of a base with the dimensions 13.75" x 9.5" x 3.5", a ground stand, and a lowercase “r” shaped frame. The frame holds a scale arm with an…

NewtonBalance1.jpeg
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…

MetallurgicalMicroscope1.jpg
Physical Description: This microscope is very clearly labeled as a metallurgical microscope. The material of the microscope appears to be brass with a shiny black enamel finished over the body and brass accents on the eyepiece, body tube, and…

Sliderule Back.jpg
Physical Description:
The Pickett Model N600-ES Log Log slide rule is constructed using three yellow painted aluminum bars. The “ES” in the model name means “Eye-Saver” and refers to the yellow painted construction. The two outer bars are called the…

WANG FrontalView.jpg
A rectangular shaped (304.4 Length X 165.1Width X 355.6 Height mm) device. This frame is made of metal that is painted everywhere except the stainless steel bottom. The front of the calculator contains a panel and display board. The panel holds 56…

Weston DC Volt 6.jpg
Front face with lid opened:

Knobs: Toward the top of the box on the front face, there are 3 screw knobs (two on the left, one on the right). Each dial has a knurled surface, and when unscrewed, reveals a metal electrical lead. Above the knobs…

4242 Comp Pol Plan 1.jpg
Physical Description: The Keuffel and Esser polar planimeter is composed of two individual pieces. One being the main body, and the other a tracer arm. Both sections are comprised of tarnished silver square rods with black markings indicating…

20191107_135323 (2).jpg
Physical Description:
Object has a tin fume/exhaust fanout on the top connected to the body by a white ceramic chute. The chute is connected to a white ceramic lid with a port branching out at the base of the exhaust chute creating a T-shaped…
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