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035   $a(CKB)5470000002524811
035   $a(OCoLC)1264798040
035   $a(EXLCZ)995470000002524811
100   $a20210824d2020      ua             0
101 0 $aeng
135   $aur|||||||||||
181   $ctxt$2rdacontent
182   $cc$2rdamedia
183   $acr$2rdacarrier
200 10$aProcedures and best practices for trigonometric leveling in the U.S. Geological Survey /$fby Michael L. Noll and Paul H. Rydlund, Jr
210  1$aReston, Virginia :$cU.S. Department of the Interior, U.S. Geological Survey,$d2020.
215   $a1 online resource (vii, 93 pages) $ccolor illustrations
225 1 $aTechniques and methods,$x2328-7055 ;$v11-D3
300   $aIncludes appendix.
320   $aIncludes bibliographical references (pages 87-90).
606   $aLeveling
606   $aSurveying$xInstruments
606   $aTriangulation stations
615  0$aLeveling.
615  0$aSurveying$xInstruments.
615  0$aTriangulation stations.
700   $aNoll$b Michael L.$01387732
702   $aRydlund$b Paul H.$cJr.,$f1968-
712 02$aGeological Survey (U.S.),
801  0$bGPO
801  1$bGPO
906   $aBOOK
912   $a9910716736603321
996   $aProcedures and best practices for trigonometric leveling in the U.S. Geological Survey$93437868
997   $aUNINA