Mine surveyor's kit, 1701-1800

Made:
1701-1800 in Germany

Mine surveyor's kit, contains hanging compass, hanging clinometer, protractor, ruler, in fitted leather case, 1701-1800

Magnetic compasses are portable and easy to use for rapid surveying where high accuracy is not required. Particularly useful in mines, the compass could be hung on hemp rope stretched along the mine gallery and the compass points used to call the direction of mineral veins.

Details

Category:
Surveying
Collection:
Sir Henry Wellcome's Museum Collection
Object Number:
1980-1624
Materials:
case, leather
type:
mining dial, clinometer, magnetic compass and protractor
credit:
On loan from the Wellcome Trust

Parts

Part mine surveyor's kit, 1701-1800

Part mine surveyor's kit, 1701-1800

Hanging compass from Mine surveyor's kit, which contains hanging clinometer, protractor and ruler, in fitted leather case, German, 1701-1800.


Magnetic compasses are portable and easy to use for rapid surveying where high accuracy is not required. Particularly useful in mines, the compass could be hung on hemp rope stretched along the mine gallery and the compass points used to call the direction of mineral veins.

Measurements:
overall: 145 mm x 140 mm x 110 mm, .17kg
Materials:
brass (copper, zinc alloy) , glass , zinc (metal) and steel (metal)
Object Number:
1980-1624/1
type:
instrument component , mining dial , clinometer and protractor
Mine surveyor's kit, 1701-1800

Mine surveyor's kit, 1701-1800

Fitted leather case for mine surveyor's kit, which contains hanging clinometer, protractor and ruler, 1701-1800


Magnetic compasses are portable and easy to use for rapid surveying where high accuracy is not required. Particularly useful in mines, the compass could be hung on hemp rope stretched along the mine gallery and the compass points used to call the direction of mineral veins.

Measurements:
overall: 85 mm x 196 mm x 150 mm, .84kg
Materials:
brass (copper, zinc alloy) , felt , leather , wood (unidentified) , cotton thread and sellotape
Object Number:
1980-1624/2
type:
instrument component and instrument case