general/surveying-instruments
Surf Wiki
Tribrach (instrument)
Adjustable mounting plate between a surveying instrument and its tripod
Surveyor's wheel
Distance-measuring device
Circumferentor
Surveying tool to measure horizontal angles
Groma (surveying)
Principal Roman surveying instrument
Gyrotheodolite
Surveying instrument
Topographic Abney level
Surveying instrument
Ramsden surveying instruments
Instruments used in surveys 1784 to 1853