Mirror, heliograph

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Ingenium, 1992.1185.001
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OBJECT TYPE: SIGNALLING
DATE: Unknown
ARTIFACT NUMBER: 1992.1185.001

MANUFACTURER: Unknown
MODEL: Unknown
LOCATION: Unknown

More Information

General Information

Serial #: N/A
Part Number: 1
Total Parts: 2
AKA: N/A
Patents: N/A
General Description: .1 CANVAS, STEEL/.2 MIRROR, CANVAS STRING, STEEL

Dimensions

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

Length: 12.0 cm
Width: 12.0 cm
Height: 1.0 cm
Thickness: N/A
Weight: N/A
Diameter: N/A
Volume: N/A

Lexicon

Group: Exploration and Survey
Category: Survey equipment
Sub-Category: N/A

Manufacturer

AKA: Unknown
Country: Unknown
State/Province: Unknown
City: Unknown

Context

Country: Unknown
State/Province: Unknown
Period: Unknown
Canada: Unknown
Function: USED AS A SIGNALLING APPARATUS. IT REFLECTS SUNLIGHT IN FLASHES FROM MOVEABLE MIRROR.
Technical: Unknown
Area Notes: Unknown

Details

Markings: .1 READS IN BLACK BLOCK PRINT: 'HELICOGRAPH'/.2 THE FRONT SIDE OF THE MIRROR HAS THE INSTRUCTIONS FOR USE OF HELIOGRAPH MIRROR
Missing: N/A
Finish: .1 BEIGE POUCH WITH 2 STRINGS WHICH TIE THE FLAP CLOSED; THE PRINT IS BLACK. THERE ARE SOME RUST COLOURED STAINS/.2 INSTRUCTIONS FOR USE ARE OUTLINED IN FRONT; THE BACKSIDE IS THE MIRROR. IT HAS 4 SEMI-CIRCLES & 1 WHOLE CIRCLE DIVIDED IN 4 PARTS. ATTACHED TO THIS MIRROR BY A SMALL ROPE, THERE IS A SMALL FORESIGHT USED FOR SIGNALLING.
Decoration: N/A

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

Unknown Manufacturer, Mirror, heliograph, Unknown Date, Artifact no. 1992.1185, Ingenium – Canada’s Museums of Science and Innovation, http://collections.ingeniumcanada.org/en/id/1992.1185.001/

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