General Information

Serial #

N/A

Part Number

1

Total Parts

2

AKA

N/A

Patents

N/A

General Description

ALL METAL CONSTRUCTION..1 BASE HAS NON-SLIP BACKING;.2 FITTED WITH SYNTHETIC GRIP/RECEPTACLE. STORED IN WOOD CASE. PT STYLI HAVE STEEL TIPS & WOODEN CASING

Dimensions

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

Length

26.6 cm

Width

15.5 cm

Height

11.5 cm

Thickness

N/A

Weight

N/A

Diameter

N/A

Volume

N/A

Lexicon

Group

Exploration and Survey

Category

Photogrammetry

Sub-Category

N/A

Manufacturer

AKA

Unknown

Country

Unknown

State/Province

Unknown

City

Unknown

Context

Country

Canada

State/Province

Ontario

Period

PROBABLY USED C.LATE 1800S-EARLY 1900S.

Canada

Unknown

Function

TO MARK BY SCRIBING LINES OR PRECISE POINTS ON COPPER PLATES

Technical

EXAMPLE OF SCRIBER OR RULING DEVICE..1 BASE BEARS INCISED PROJECTION LINES;.2 INCORPORATES TWO STEEL POINTS, USED TO PRICK GRATICULES ORCONTROL POINTS ON CONTROL MAPS. THIS DIVIDER PROBABLY USED TO MARK COPPER PLATES. POSSIBLY USED TO PLOT RADIAL LINE TRAVERSES ON PHOTOS MOUNTED ON ALUMINUM PLATES. (REF.3,PP.11+)

Area Notes

Unknown

Details

Markings

NONE ON INSTRUMENT, SAVE '002736' STAMPED IN PAPER LABEL ON BASE. '3' INCISED IN TOP OF WOODEN CASE. DECAL APPLIED TO CASE BACK READS 'EMR/ INVENTORY CONTROL/ R.C./C.R./ EQ. CODE D'EQUIPE/ DO NOT REMOVE/ EMR/ CONTROL DES STOCKS/ 634 002736/ 6675-21-AAA-0258/ NE PAS ENLEVER'. ONE MARKING STYLI STAMPED 'MADE IN SWITZERLAND SENEFEIDER CO. NEW YORK'. 'Saphire Gauge/ For Subdivider' HANDWRITTEN IN BLACK INK ON SMALL PLEXIGLASS PLATE

Missing

UNKNOWN

Finish

BRIGHT SILVER METAL FINISH ON.1 &.2. BLACK RUBBER (?) LINER ON.1 BASE.

Decoration

N/A