... Forest Assistant; Deputy Supervisor; Forest Ranger; Forest Examiner; Assistant Forest Ranger; and Deputy Forest Supervisor Surveyor. ... 1 with the latitude and longitude of that location being derived from an accurate map, Polaris was observed and the mean magnetic ... or U.S.L.M.a#39;s, are covered quite extensively in Section 10-32 through 10-34 of the 1973 B.L.M. Manual of Surveying Instructions.
|Title||:||Technical Papers of the American Congress on Surveying and Mapping 40th Annual Meeting|
|Author||:||American Congress on Surveying and Mapping. Meeting|