This book, first published in 1967 and entering into its Fifteenth Edition is one of the three volumes on SURVEYING. It deals with five topics on Advanced or Higher Surveying. The book has been primarily written as a college textbook to fill a need for simple but complete coverage of the principles of Field Astronomy, Photogtrammetry, Electro-Magnetic Distance Measurement (EDM), Remote Sensing and Geographical Information System(GIS). The book is also meant ot, assist the experienced surveyor who has not found time to follow the rapid changes in the techniques so noticeable in the surveying field. The subject is gradually introduced in stages. Large number of solved and unsolved examples develop reader's ability to apply the basic concepts to practical problems. The book also deals with the most modern equipments used in Photogrammetric Surveying and Electro-Magnetic Distance Measurement, including Total Station.