Browse Items (15 total)

  • Collection: Alumni House

Dietzgen Master-Pro Drafting Instrument Set

DraftingSet(AlumniHo)-1.jpg
Physical Description: The drafting set is stored in a simple grey case with a red felt interior. The case only has three words on the outside cover: “Made in Germany”. The only markings on the inside of the case are the letters “DS” written in marker…

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…