Alidade

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Ingenium, 1988.1179.001
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OBJECT TYPE: STRAIGHT EDGE/GRADUATED/FOLDING
DATE: Unknown
ARTIFACT NUMBER: 1988.1179.001

MANUFACTURER: Dietzgen
MODEL: Unknown
LOCATION: 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 ALIDADE

Dimensions

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

Length: 25.5 cm
Width: 4.0 cm
Height: 1.5 cm
Thickness: N/A
Weight: N/A
Diameter: N/A
Volume: N/A

Lexicon

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

Manufacturer

AKA: Dietzgen
Country: United States of America
State/Province: Unknown
City: Unknown

Context

Country: North America
State/Province: Unknown
Period: PROBABLY THIS ONE BETWEEN 1949-1960 AS THIS IS WHEN DOMINION FORESTRY BRANCH EXISTED (SEE MARKINGS).
Canada: USED IN CANADA BY THE PETAWWA NATIONAL FORESTRY INST. TO PLOT MAPS OF AREAS BEING CULTIVATED AS TEST PLOTS
Function: USED AS A SIGHTING DEVICE TO PLOT A POINT ON A MAP OR TO CREATE A MAP, USUALLY ON A PLANE TABLE
Technical: SIMPLE FORM OF ALIDADE USED TRHOUGH MUCH OF THE 19TH AND FIRST HALF OF THE 20TH CENTURIES
Area Notes: Unknown

Details

Markings: STAMPED & IN FILLED WITH WHITE ON TOP OF ALIDADE: 'DIETZGEN'/ SCALE GRADUATED FROM '0' TO '9'/ SCRATCHED ON FRONT: 'DFB'/ STAMPED ON CASE TONGUE: 'W. & L.E. GURLEY/ TROY, N.Y. U.S.A.'
Missing: N/A
Finish: BROWN LEATHER/ BLACK GLOSS PAINT
Decoration: N/A

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

Dietzgen, Alidade, Unknown Date, Artifact no. 1988.1179, Ingenium – Canada’s Museums of Science and Innovation, http://collections.ingeniumcanada.org/en/id/1988.1179.001/

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