previous computatin and Tables for Vome +t therein are necessa; to pet ee sy ER pee gt vote per gS Bormsbas “Re Taetitude frnetions listed Tee ree TF PL mages 195 179.; Triangulation Aa just meré The orocedu = utlined to this point is normally the limited extent o tie scnetes surveyed b, .1is organization, it is benerally considered as included ir the observing, anc f:ld (or jobsite) computing. Due to Pacific Southwest Region Reproduced from the holdings of the National Archives considered that when the siie conditions have :veen satisfied further adjustment is not practical, On surveys where & coordinate system will be established and it is desirable that the values of + station remain exactly the same, independent of the direction of computation through the net, up ~iditional adjustment is applied. This refinement results in slight changes in the values, and a full least gouare adjustment is not considered practirs. “sr a limited scheme. A modified adjustment which meets the rexuirerments ©f or. «cheries is included in this set of instructions.