Browse Items (69 total)

Type 2 Amsler Polar Planimeter

MechIntegrator-case.JPG
Planimeters in general are used to calculate the area enclosed inside an arbitrary shape on a plane. Polar planimeter's, 103 types, perform a mechanical integration as a stylus is traced around the perimeter of the shape in question. Because the…

Rittenhouse Tables of Contents

Rittenhouse_ToC v1-23 FULL.pdf
A simple consolidation of the tables of contents of the full run of the journal Rittenhouse, volumes 1 through 23 (numbers 1 through 70)

magnetic field apparatus

magRotator(PHYS-storage)-0.JPG
Physical descriptionFuncitonal description

Model C-31 Vibration Pickup Calibrator and Exciter MANUAL

WB Model C11 Pickup Calibrator (38pp).pdf
A 38pp. manual of operation for this instrument.

DC Voltmeter, Model 1, NO. 5541

Ammeter-PHYS(FisherStorage)-0.JPG
Physical DescriptionA Wooden/Brass Instrument that is housed in a Wooden box with a lock on the top and a leather handle on the side attached by two metal fasteners. The tool itself has a dial separated into increments of 10. It has 3 black plastic…

Colored Flame Burner

FlameTester(Fisherstorage)-0.JPG
Physical DescriptionA small glass jar captured between a porcelain base and a porcelain cap, the latter of which is held on the top of the glass jar with a rubber gasket. A blown glass tube enters the glass jar from the side by means of a rubber…