HHints to observersHints to observersde C. C. FaggEdiciones (1)Hints to observersLeplay House Press. · inglésMás obras de C. C. FaggIIntroduction to Regional SurveyingIntroduction to Regional SurveyingTThe history of the regional survey movementThe history of the regional survey movementAAn introduction to regional surveyingAn introduction to regional surveying