Theodolite

1973/018

5 in reversing plain theodolite (c.1860)

SKU: 1973/018 Category:

Description

5 in reversing plain theodolite reading to 1 minute of arc. 4-screw levelling head (c.1860). It was made by Adie & Son, 50 Princes Street, Edinburgh.

Used for measuring horizontal and vertical angles in land surveying and for setting out works. A book of instructions for the use of theodolites is in the collection (see 1998/001).

This item was displayed prior to acquisition at the Institution of Municipal Engineers Centennial Exhibition, Brighton, June 1972. (Ref: DINNIS F.R.. A Catologue of the Exhibit Early Uses of Concrete in Edinburgh Roads which includes a selection of Surveying Instruments and an Ediograph in use c. 1872. The Institution of Municipal Engineers, 1972). A copy of this reference is held by the museum.

Additional information

Acquisition Number

1973/018

Item Type

Short Description

Reversing plain theodolite

Manufactured by

Date of Manufacture

c. 1860

Sub-items

Box

Supporting Items

None

Makers Number

None

Marks

"T5". Box with manuscript signature of John Cooper Burgh Engineer Edinburgh City Engineer's Dept.

Dimensions (mm)

262 (L) x 170 (H) x 170 (W)

Donor

Date Donated

March 1973

Materials

Brass and Steel

Condition

Good

Display Location