General Information

Serial #

14203

Part Number

1

Total Parts

1

AKA

N/A

Patents

N/A

General Description

BRASS & CAST METALS (STEEL ?); SILVER CIRCLES; GLASS OPTICS; WOODEN CASE HAS LEATHER COVER.

Dimensions

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

Length

41.9 cm

Width

21.6 cm

Height

19.1 cm

Thickness

N/A

Weight

N/A

Diameter

N/A

Volume

N/A

Lexicon

Group

Exploration and Survey

Category

Measurement-angles

Sub-Category

N/A

Manufacturer

AKA

Cooke

Country

England

State/Province

Unknown

City

London & York

Context

Country

Canada

State/Province

Unknown

Period

THIS INSTRUMENT USED AFTER 1914.

Canada

USED BY GEOLOGIAL SURVEY OF CANADA.

Function

USED TO MEASURE HORIZONTAL AND VERTICAL ANGLES.

Technical

THIS TRANSIT DISPLAYS A NUMBER OF UNUSUAL CHARACTERISTICS. THE PLUMB BOB HOOK IS HIGHLY PLACED: IT IS ROUGHLY LEVEL WITH THE LEVELLING SCREWS. THERE IS A CIRCULAR OPENING ON THE LOCKING PLATE FOR LEVELLING THE SCREW FEET: THIS OPENING SURROUNDS A SMALL POST, AND LIMITS THE SLIDING MOVEMENT OF THE LOCKING FEET. IT IS FITTED WITH A SCREW-COLLAR TO LOCK THE PLATE: A SMALL LEVER-STYLE FITTING IS MORE COMMON. IT ALSO FEATURES THE ADDITION OF SMALL SIGHTS ON THE TELESCOPE.

Area Notes

Unknown

Details

Markings

N/A

Missing

SHADESOVER HORIZONTAL CIRCLES MISSING; INSTRUMENT FINISH IS VERY WORN.

Finish

TELESCOPE ORIGINALLY HAD BRIGHT LACQUERED FINISH: NOW WORN. BASE, LIMB, STANDARDS & VERTICAL CIRCLE GUARD ALL PAINTED BLACK.

Decoration

N/A