Tellurometer : from Dr. Wadley to the MRA 7 /
Smith, J. R.
Sturman, B.
Wright, A. F.
[Cape Town, South Africa] : Tellumat, Ltd.,
2008.
Note from publisher inserted; Tellurometer MRA 7 (product information) inserted.
Includes bibliographical references (p. 222-239) and index (p. 240-243).
Wadley, T. L.
Surveyors
Signals and signaling
Tellurometer
Surveying
Surveying