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Ingenium, 1987.2645.001
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OBJECT TYPE: topographical/aeronautical/folding
DATE: 1950
ARTIFACT NUMBER: 1987.2645.001

MANUFACTURER: U.S. Coast & Geodetic Survey
MODEL: 23 DF
LOCATION: Washington, District of Columbia, 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: paper

Dimensions

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

Length: 109.0 cm
Width: 70.5 cm
Height: N/A
Thickness: N/A
Weight: N/A
Diameter: N/A
Volume: N/A

Lexicon

Group: Aviation
Category: Navigation instruments & equipment
Sub-Category: N/A

Manufacturer

AKA: Survey US
Country: United States of America
State/Province: District of Columbia
City: Washington

Context

Country: United States of America
State/Province: Unknown
Period: reprint dated July 26, 1950
Canada: Unknown
Function: two-dimensional representation of a portion of the Earth's surface/ used for aerial navigation
Technical: Unknown
Area Notes: Unknown

Details

Markings: printed lettering across top border reads: "23 DF/ELEVATIONS IN FEET/DETROIT (V-8)/Lambert Conformal Conic Projection Standard Parallels 33 [degrees] and 45 [degrees] Scale 1:2,000,000"; printed lettering on legend reads: "AERONAUTICAL CHART/FOR/RADIO DIRECTION FINDING"; printed lettering across bottom border includes: "PRICE 40 CENTS/COMPILED AND PRINTED AT WASHINGTON, D.C./BY THE U.S. COAST AND GEODETIC SURVEY/UNDER THE AUTHORITY OF THE SECRETARY OF COMMERCE/23 DF/Consult Coast and Geodetic/Survey Radio Facility Charts/and Civil Aeronautical Admin-/istration Airman's Guide for/changes in aeronautical infor-/mation on this chart after/July 26, 1950"
Missing: N/A
Finish: colour map on white sheet; red overprint
Decoration: none

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

U.S. Coast & Geodetic Survey, Map, 1950, Artifact no. 1987.2645, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/id/1987.2645.001/

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