00877cam a22002531  4500001001300000003000400013005001700017008004100034010001700075035002000092040001800112042001200130050002500142110004600167245006100213260004300274300003900317650003400356710003500390710004700425830006500472810006900537999001700606l  24000189 DLC20260227111529.0830523s1924    dcua          000 0 eng    al  24000189   a(OCoLC)29099889  aDLCcMnUdDLC  apremarc00aHD8051b.A62 no. 3642 aNational Bureau of Casualty Underwriters.10aSafety code for mechanical power-transmission apparatus.  aWashington,bGovt. Print. Off.,c1924.  avi, 30 p.btables, diagrs.c23 cm. 0aMachineryxSafety appliances.2 aAmerican Standards Association1 aUnited States.bBureau of Labor Statistics 0aBulletin (United States. Bureau of Labor Statistics) ;v364.1 aUnited States.bBureau of Labor Statistics.tSafety code series.  c35752d35752