SURVEYING AND LEVELLING
INSTRUMENTS
FOR CONSTRUCTION, QUALITIES, SELECTION, PRESERVATION, ADJUSTMENTS, AND USES; WITH OTHER APPARATUS AND APPLIANCES USED BY CIVIL ENGINEERS AND SURVEYORS IN THE FIELD.
BY
WILLIAM FORD STANLEY
OPTICIAN, MANUFACTURER OF SURVEYING AND DRAWING INSTRUMENTS,
AUTHOR OF A TREATISE ON DRAWING INSTRUMENTS, PROPERTIES AND MOTIONS OF FLUIDS, NEBULAR THEORY, ETC.
FOURTH EDITION
Revised by H. T. TALLACK.
LONDON: E. & F. N. SPON, LTD., 57, HAYMARKET, S.W.
NEW YORK: 123, LIBERTY STREET
AND OF
W. F. STANLEY & CO., LIMITED
286, High Holborn, London, W.C.
1914