Browse Items (8 total)
- Collection: MEEM
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Weston D.C. Voltmeter, Model 45
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…
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…
Tags: Electricity, Measurement
Wang Laboratories Model 370 Programming Calculator
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…
Tags: 20C, Calculating, Computing, Engineering, Math, Science, Timecards, WANG, Wang 370
Radiotron
Physical Description: The Radiotron is a tall glass tube that stands 41cm high. The total width of the Radiotron is 25cm. The main glass sphere has a diameter of 18.34 cm. Attached to one side of this sphere is a tubular piece that has an outside…
Pressure Gage Testing Apparatus
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…
Tags: 19C, Mechanical Engineering
Pickett Model N600-ES Log Log Speed Rule
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…
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…
Tags: 20C, 20th Century, Eckel, Engineering, Mathematics, Mechanical Engineering, Pickett, Scale, Slide, Slide Rule
Monroe High Speed Adding Calculator (LA5-160x)
Physical Description
The calculator generally comprises three main parts: the main housing, the keypad, and the output carriage.The main housing for the calculator is rectangular as seen from the top, with one pale green slanted face on the front…
Tags: 1900s, 20C, arithmetic, calculation, Calculator, Electricity, Mathematics, mechanism, Monroe
American Thompson Steam Gauge
Physical Description:The Thompson Improved Steam Indicator comes in a dark stained wooden box 285mm wide, 207mm deep, and 240mm tall. It opens about halfway up its height to reveal a number of objects. The box, as well as various components, are…
Tags: 19C, 20C, mechanical
4242 compensating polar planimeter
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…
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Secohmmeter (inductance measurement)
April 2021: this device has been reidentified as a secohmmeter and will be updated with information soon. Exciting find! Physical Description:…