Planimeter

1930

Title
Planimeter
Collection
Caltech Photographs
Series
Scientific Instrument Photographs
Dates
1930
Extents
1 photographs
Abstract
Keuffel & Esser planimeter for determining areas and volumes for excavation or fill. Labeled “Planimenter No. 1, Dept. of Civil Engineering (Room 213 Thomas Lab.)”
IIIF Manifest