00761cam a22002411  4500001001300000003000400013005001700017008004100034010001700075035002000092040004300112042001200155050002200167082001200189110004700201245005200248260004900300300002800349490002700377650003400404830006400438999001700502l  53000126 DLC20260227111543.0921102s1953    dcua         f000 0 eng c  al  53000126   a(OCoLC)26898806  aU.S. Dept. of Labor. LibrarycCLUdDLC  apremarc00aHD7273b.U53 1953  a331.8231 aUnited States.bBureau of Labor Standards.10aMr. Manager, guard your investment in manpower.  a[Washington,bU.S. Govt. Print. Off.,c1953]  a[16] p.billus.c21 cm.1 aIts Bulletin,vno. 164 0aMachineryxSafety appliances. 0aBulletin (United States. Bureau of Labor Standards) ;v164.  c36807d36807