00900cam a22002411  4500001001300000003000400013005001700017008004100034010001700075035002000092040004800112042001200160050001600172051002100188100004400209245012500253260003800378300004900416500006800465650001600533810009200549999001700641es 32000019 DLC20260227111237.0841110s1930    enka          000 0 eng c  aes 32000019   a(OCoLC)11372932  aU.S. Engineer School LibrarycMCMdMCMdDLC  apremarc00aTC175b.G54  aTA1b.I68 no. 921 aGibson, A. H.q(Arnold Hartley),d1878-14a"An investigation of the 'back-water suppressor' as applied to a hydro-electric installation"cby Arnold Hartley Gibson.  aLondon :bThe Institution,c1930.  a20 p.bincl. illus., tables, diagrs.c22 cm.  aTA1.I68 no. 92 bound with no. 67-103 subsequent to publication. 0aHydraulics.2 aInstitution of Civil Engineers (Great Britain).tSelected engineering papers ;vno. 92.  c22350d22350