Intended for technicians, constructors, and engineers seeking a broad introduction to surveying, Geographic Information Systems (GIS), and Geographic Positioning Systems (GPS), this new text by Barry Kavanagh offers the needed coverage in a well-written presentation of principles and applications. Some of the key features Emphasis on the use of computer applications as a key tool in bringing together the diverse subjects covered in the book. The heavy use of illustrations helps the reader visualize the concepts and apply them to real-world situations. Extensive coverage of remote sensing methods.