General Information

Serial #

N/A

Part Number

11

Total Parts

11

AKA

N/A

Patents

N/A

General Description

Wood, brass, leather.

Dimensions

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

Length

N/A

Width

N/A

Height

N/A

Thickness

N/A

Weight

N/A

Diameter

N/A

Volume

N/A

Lexicon

Group

Exploration and Survey

Category

Measurement-direction

Sub-Category

N/A

Manufacturer

AKA

Gurley

Country

United States of America

State/Province

New York

City

Troy

Context

Country

Unknown

State/Province

Unknown

Period

Unknown

Canada

Unknown

Function

Unknown

Technical

Unknown

Area Notes

Unknown

Details

Markings

Mfr. Plate on front of carrying case (under keyhole) reads: 'GURLEY/ ENGINEERING INSTRUMENTS/ TROY, N.Y., U.S.A.' Label glued onto the inside of the case reads: 'STADIA/ In making Stadia Measurements/ with this instrument, remember that/ the zero of the indicated distance is/ 1.5 [stamped in] feet/ 45.7 [stamped in] centimetres [curly bracket] in front/ of the center of the instrument./ W. & L.E. GURLEY, Troy, N.Y., U.S.A.' Repair log nailed onto the inside of the case reads: 'DEPARTMENT OF THE INTERIOR/ TOPOGRAPHICAL SURVEY OF CANADA/ PHYSICAL TESTING LABORATORY/ Instrument: Alidade [hand-written]/ No. T.S 1478 [hand-written]/ REPAIRED/ [All dates are hand-written] Dec 15 ' 25./ Oct 10 '29./ April 11 31./ ADJUSTED/ [All dates are hand-written in] 23/12/25/ 15 (?) -10-29'

Missing

N/A

Finish

Unknown

Decoration

N/A