Practical surveying:
Usill George William
Practical surveying: b a text-book for students preparing for examinations or for survey work in the colonies / George William Usill, - 14th ed., rev. - London: Technical Press, 1949. - viii, 379 p. illus., tables 19 cm.
Surveying
TA545
Practical surveying: b a text-book for students preparing for examinations or for survey work in the colonies / George William Usill, - 14th ed., rev. - London: Technical Press, 1949. - viii, 379 p. illus., tables 19 cm.
Surveying
TA545