Tool, Slide Ruler, Used in Construction of the Cascade Locks and Canal
Entry/Object ID
2022.1.284
Description
Slide ruler used in the construction of the cascade locks and canal to calculate measurements.
Slide ruler is wooden with two wooden slide pieces. Front is painted yellow with black numbers and markings. There is a label on the front of the slide rule that reads, "home-made slide rule. Made and used during construction of Cascade Locks in the 1890's."
Inscription/Signature/Marks
Type
Number, Inscription
Location
Front of slide rule.
Transcription
Handmade slide rule made & used during construction of Cascade Locks 1890's.
Language
English
Material/Technique
Painted
Notes
Numbering system used to measure.
Lexicon
Nomenclature 4.0
Nomenclature Secondary Object Term
Rule, Slide
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
Dimensions
Height
3-5/8 in
Width
1 in
Length
77-1/8 in
Materials
Material
Wood
Material Notes
Wooden slider ruler.
Colors
Color
Brown, Yellow
Color Notes
Wood is brown with yellow painting on the front with black numbering and markings.
