Browse Items (53 total)

Bio-Salmoiraghi Planimeter-1.JPG
Physical Description

Functional Description

GLRC-Snatchblock-1.JPG
Physical DescriptionA large pulley wheel in two slightly domed faces, the one communicating the axle of the pulley into a geared couting box with small dial ponters on either side.Functional DescriptionAs the cable passes though the main wheel, the…

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 as in…

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…