Planimeter

Object/Artifact

Maritime Museum of San Diego

2026 condition

Name/Title

Planimeter

Entry/Object ID

1982.025.001

Description

Planimeter in velvet-lined leather and wood case. Used to find mean effective pressure. Two parts to instrument: Hinged arms with pins Three connected bars with three-sided ruler mounted on first part. Black case has carved on bottom: P. H. Lehmann Giddings, Texas. Dimensions: Case Length 10", Width 4 3/8", Height 1 3/4".

Collection

Instruments Collection

Made/Created

Artist

Jas. L. Robertson & Sons

Manufacturer

Jas. L. Robertson & Sons

Date made

1901

Lexicon

Nomenclature 4.0

Nomenclature Tertiary Object Term

Planimeter

Nomenclature Secondary Object Term

Integrator

Nomenclature Primary Object Term

Processor, Analog Data

Nomenclature Sub-Class

Data Processing Devices

Nomenclature Class

Data Processing T&E

Nomenclature Category

Category 06: Tools & Equipment for Communication

Material

Metal