Clinometer

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Ingenium, 1988.1109.001
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OBJECT TYPE: ABNEY LEVEL
DATE: 1950
ARTIFACT NUMBER: 1988.1109.001

MANUFACTURER: HUGHES-OWENS
MODEL: 7008
LOCATION: England

More Information

General Information

Serial #: N/A
Part Number: 1
Total Parts: 1
AKA: N/A
Patents: N/A
General Description: LEATHER CASE WITH METAL HARDWARE/ ABNEY: BRASS, STEEL, GLASS

Dimensions

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

Length: 12.5 cm
Width: 3.0 cm
Height: 5.0 cm
Thickness: N/A
Weight: N/A
Diameter: N/A
Volume: N/A

Lexicon

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

Manufacturer

AKA: HUGHES OWENS
Country: England
State/Province: Unknown
City: Unknown

Context

Country: Worldwide
State/Province: Unknown
Period: USED SOMETIME AFTER 1949 & BEFORE 1960 AS THIS IS WHEN `FB' EXISTED (SEE MARKINGS)
Canada: USED IN CANADA
Function: USED TO MEASURE THE DEGREE OF SLOPE OR GRADE & MEASURE THE DIFFERENCE IN ELEVATION IN FT. FOR EACH CHAIN OF HORIZONTAL DISTANCE. FORESTERS USE DEVICE TO DETERMINE HEIGHT GROWTH OF TREES, AND TO DETERMINE THE NUMBER OF LOGS PER TREE OF MERCHANTABLE TIMBER.
Technical: PROVIDES FOR SIMPLE HANDLING & RAPID DETERMINATION OF ANGLES OF ELEVATION & DEPRESSION
Area Notes: Unknown

Details

Markings: ON SIGHTING BOX: `HUGHES-OWENS/ MADE IN ENGLAND/ NO7008'/ [ARC - TWO GRADUATED SCALES - SEE COMMENTS]/ SCRATCHED ON BOX: `FB94/ F.B./ 6'/ HANDWRITTEN ON CASE: `08691/ E897/ FB'
Missing: MAGNIFYING GLASS
Finish: ABNEY SIGHTING BOX PAINTED GLOSS BLACK/ LIGHT BROWN LEATHER CASE
Decoration: N/A

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

HUGHES-OWENS, Clinometer, circa 1950, Artifact no. 1988.1109, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/id/1988.1109.001/

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