01095cam a2200325Ii 4500005982645MiAaHDL20250726000000.0m d cr bn ---auaua801016s1944 dcuao f000 0 eng d(MiU)990059826450106381sdr-miu.990059826450106381(MiU)MIU01000000000000005982645-goog(OCoLC)6829038(MiU)Aleph005982645ECOECOOCLOCLCQLHLBOMRIUtOrBLWn-us-paBMRAI 28.23:3779Elder, C. W.,Jr.Horizontal drilling for oil in Pennsylvania :a preliminary report /by C.W. Elder, Jr.[Washington, D.C.] :Bureau of Mines,1944.68 p. :ill. ;27 cm.texttxtrdacontentcomputercrdamediaonline resourcecrrdacarrierReport of investigations / Bureau of Mines ;3779Mode of access: Internet.Oil well drillingPennsylvania.3901507849745300598264520241217193216.020250726000000.020260309140657.02026-03-10T07:34:44Z2026-03-01T18:30:03ZSDR-MIUmiuALMAprepare.pl-004-009BKsdr-miu.990059826450106381MiUSDRGWLA005982645mdp.39015078497453MIU990059826450106381MIUGWLA20260310googlemdp.390150784974531944pdbibUS fed doc