Instruction Card for Robertson-Amsler Polar Planimeter

There are restrictions for re-using this image. For more information, visit the Smithsonian's Terms of Use page .

IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more.

View manifest View in Mirador Viewer

Object Details

maker

James L. Robertson & Sons

Description

These salmon-colored card fragments were received with MA.333766. They give partial instructions for taking measurements with an "averaging planimeter." The reverse side of the card has a drawing of a connector for a steam engine indicator and several user testimonials.

Location

Currently not on view

Credit Line

Gift of R. J. Russell

date made

ca 1900

ID Number

MA.302380.02

accession number

302380

catalog number

302380.01

Object Name

sheet

Physical Description

paper (overall material)

Measurements

overall: 8.5 cm x 9.5 cm; 3 11/32 in x 3 3/4 in

place made

United States: New York, New York City

See more items in

Medicine and Science: Mathematics

Planimeters

Science & Mathematics

Data Source

National Museum of American History

Subject

Mathematics

Engineering

Metadata Usage

CC0

Link to Original Record

https://n2t.net/ark:/65665/ng49ca746a7-2ceb-704b-e053-15f76fa0b4fa

Record ID

nmah_904533