Clinometer

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Ingenium, 1988.1107.001
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OBJECT TYPE: ABNEY LEVEL
DATE: 1930
ARTIFACT NUMBER: 1988.1107.001

MANUFACTURER: Keuffel & Esser Co.
MODEL: Unknown
LOCATION: New York, New York, United States of America

More Information

General Information

Serial #: N/A
Part Number: 1
Total Parts: 1
AKA: N/A
Patents: N/A
General Description: LEATHER CASE/ BRASS SIGHTING TUBE, STEEL ARC,GLASS MIRRORS

Dimensions

Note: These reflect the general size for storage and are not necessarily representative of the object's true dimensions.

Length: 15.3 cm
Width: 2.9 cm
Height: 6.2 cm
Thickness: N/A
Weight: N/A
Diameter: N/A
Volume: N/A

Lexicon

Group: Forestry
Category: Silviculture
Sub-Category: N/A

Manufacturer

AKA: Keuffel Esser
Country: United States of America
State/Province: New York
City: New York

Context

Country: North America
State/Province: Unknown
Period: Unknown
Canada: Unknown
Function: USED TO MEASURE THE DIFFERENCE IN ELEVATION IN FT. FOR EACH CHAIN OF HORIZONTAL DISTANCE & TO MEASURE THE DEGREE OF SLOPE. FORESTERS USE DEVICE TO DETERMINE HEIGHT GROWTH OF TREES, AND TO DETERMINE THE NUMBER OF LOGS PER TREE OF MERCHANTABLE TIMBER.
Technical: ENABLES THE CHAIN DISTANCE CORRECTION TO BE MADE FROM THE ABNEY RATHER THAN USING A TAPE AS WELL AS PROVIDING FOR EASY HANDLING AND RAPID DETERMINATION OF ANGLES OF ELEVATION & DEPRESSION
Area Notes: Unknown

Details

Markings: ON ARC: `KEUFFEL & ESSER CO. N.Y./ TOPOGRAPHIC/ [GRADUATED SCALE 0 TO 100 IN TWO DIRECTIONS]/ CHAINAGE/ CORRECTION/ [GRADUATED SCALE FORM 0 TO 40 IN TWO DIRECTIONS]'/ ON CASE FLAP: `K & E'
Missing: BUBBLE LEVEL/ EYEPIECE/ ARC KNOB
Finish: SIGHTING TUBE PAINTED GLOSS BLACK/ BROWN CASE
Decoration: N/A

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If you choose to share our information about this collection object, please cite:

Keuffel & Esser Co., Clinometer, circa 1930, Artifact no. 1988.1107, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/id/1988.1107.001/

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