Permafrost tunneling by a continuous mechanical method

LDR			01091nam a2200301Ii 4500
001			102212896
003			MiAaHDL
005			20171113000000.0
006			m d
007			cr bn ---auaua
008			800225s1970 nhua b f000 0 eng d
035	⊔	⊔	‡asdr-ucr.b39419599
035	⊔	⊔	‡a(OCoLC)6019379
035	⊔	⊔	‡aUCb118815921
040	⊔	⊔	‡aAED ‡cAED ‡dm/c ‡dCU-WR
043	⊔	⊔	‡an-us-ak
099	⊔	9	‡a94.2 YS no.221
100	1	⊔	‡aSwinzow, George K., ‡d1915-
245	1	0	‡aPermafrost tunneling by a continuous mechanical method / ‡cGeorge K. Swinzow.
260	⊔	⊔	‡aHanover, N.H. : ‡bCorps of Engineers, U.S. Army Cold Regions Research and Engineering Laboratory, ‡c1970.
300	⊔	⊔	‡aiii, 37 p. : ‡bill. ; ‡c27 cm.
490	0	⊔	‡aTechnical report - Cold Regions Research and Engineering Laboratory ; 221
538	⊔	⊔	‡aMode of access: Internet.
650	⊔	0	‡aTunnels ‡zAlaska ‡zFairbanks.
650	⊔	0	‡aBoring machinery.
650	⊔	0	‡aFrozen ground.
650	⊔	0	‡aGeology ‡zAlaska ‡zFairbanks.
650	⊔	0	‡aTunneling ‡xCold weather conditions.
CID	⊔	⊔	‡a102212896
DAT	0	⊔	‡a19101118000000.0 ‡b20171113000000.0
DAT	1	⊔	‡a20171114090604.0 ‡b2023-12-11T18:45:04Z
DAT	2	⊔	‡a2023-12-11T18:30:02Z
CAT	⊔	⊔	‡aSDR-UCR ‡dIII - MILLENIUM ‡lprepare.pl-004-007
FMT	⊔	⊔	‡aBK
HOL	⊔	⊔	‡0sdr-ucr.b39419599 ‡auc1 ‡bSDR ‡cUCR ‡puc1.31210018908887 ‡sUC ‡1.b39419599
974	⊔	⊔	‡bUC ‡cUCR ‡d20231211 ‡sgoogle ‡uuc1.31210018908887 ‡y1970 ‡rpd ‡qbib ‡tUS fed doc