Physical Sciences Collection - Surveying and Geodesy
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Wye Level
Catalogue number: PH*309825
Inscriptions: "Dollond, London" and "HIBERNIAN MINING COMPANY"
Dimensions: telescope 11 inches long; compass needle 3.4 inches
Discussion: This level probably dates from the first half of the 19th century when this form--with a magnetic compass mounted below the telescope--was in use.
This level probably dates from the first half of the 19th century when this form--with a magnetic compass mounted below the telescope--was in use.
Further Information:
Level