00785cam a22002531  4500001001300000003000400013005001700017008004100034010001700075035001900092040004500111042001200156050001500168100003000183245005700213260005200270300002600322500005500348650001300403650002500416650002700441700003300468710003000501sg 44000104 DLC20260227112742.0770812s1944    cauac         000 0 eng c  asg 44000104   a(OCoLC)3183328  aU. S. Surg.-gen. off. Libr.cMdU-BCdDLC  apremarc00aRA436b.E51 aEmpringham, James,d1869-10aInvisible friends of the body,cby James Empringham.  aLos Angeles,bHealth education society,cc1944.  a112 p.bport.c21 cm.  a"Note by the editor" signed: Margareta Empringham. 0aHygiene. 0aPathogenic bacteria. 0aToxins and antitoxins.1 aEmpringham, Margareta.,ded.2 aHealth education society.