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<br /> <br /> <br />~r{ l. i11~ <br /> <br />~lf r <br /> <br />~~ ... <br />nIl..... \'. <br /> <br />-1. -. <br />, I ~~ <br /> <br />H'.'i(>(lrf'h <br /> <br />Rt:q'.If..:h is nil<" of Ih~. !nust 11Il1'''rta111 .lft:;b ill <br />Illll..h .1 h.dl'''il ",",C!ley ClIl .<SSlq HI a niltiollal <br />proCT.:J1Il The Puhlic IIC;tlth :-;,'nj..:c IS I'Llcjn~ <br />!Il;lj"r erlll'h.blS ('ll Tl"";lrdl in inn'sl:gall<>ns ,,{ <br />\\.ltCT 1'"llull<"l L.lrl(.J ('111 ..I its 11l<,<l(~rll R"t.erl <br />.\ Tah ~ani\;H~' 1'.Il~III{'"{'!'Illg ('!:nlt:r L.hl,r.II"li,'s <br />ill Cinnllll;lIL <br />ThC' 11(.{'J ["T \\;11<'1 1'"llUll<ltl r'""';HCh)s 1!f('<Il. <br /> <br />Thc ncw mcmhrane filter procedure <br />dcveloped hy Puhic Health Servicc has <br />greatly speeded up hacteriological <br />cxaminations of water, <br /> <br />- <br /> <br />-- <br /> <br />~:::.. <br /> <br />1/ <br />( <br /> <br />)~ <br />t'J~' <br /> <br />'. <br />. <br /> <br />, <br />" <br />, " <br /> <br />P"lIuI!(l!I prohlt.UlS resulting from PUPUblioll <br />I!fO\\th. industrial ":>;r;illsi<lll .111.) ll'chnnlug-ical <br />Ch.llh"', h.I\"(' llluhlpllt.J milch List.'f than solu- <br />\lUllS. TI1l' bac!..!Cl>! Ilf unsolved prnhlclIIs roses <br />;, S"TrOLlS Ihn';il III the nrckrl~', l,tlicil'lIl ClJlLscr- <br />\:lli"ll and dl'\'~I"f'!IIc!1t of thl' CIHIIlUY\ \\-:lIcr <br />ft'''''llrce,_ .\" III llll'dicilW "r illdllQry nr .l)::'n- <br />culture. th.. !H.(.Jed ans\\'{'r, must CUll1l' from <br />:("it'lltiricrrSl":lrch. <br /> <br />Inoculating fertile hen cggs in a study of <br />thc role of viruscs in pollutcd water, <br /> <br />EOoi'''' <br /> <br />-- <br /> <br />ifij,,,,, <br />o <br /> <br />, <br />~ <br /> <br />. <br /> <br /> <br />'" <br /> <br />~ <br /> <br />l I. <br />S. <br />o <br /> <br />..-~ <br /> <br />~ <br /> <br />"\ <br />