Landon, Robert P. Instructor's guide [to] Practical surveying for technicians / Rob ert P. Landon - Albany, N.Y. : Delmar Pub., Inc, 1994 - vi, 36 p. ; 27 cm ISBN: 0827339429 Subjects--Topical Terms: Surveying-- Handbooks, manuals, etc. Dewey Class. No.: 526.9