00797cam a22002411  4500001001300000003000400013005001700017008004100034010001700075035002000092040004400112042001200156050001900168110005100187245010400238260002400342300002400366500001900390500006700409650003400476700002800510999001700538l  20000023 DLC20260227111527.0910417s1920    dcu      b    000 0 eng c  al  20000023   a(OCoLC)23523010  aLibrary, U.S. Dept. of LaborcMShMdDLC  apremarc00aZ7164.L1bU6731 aUnited States.bDepartment of Labor.bLibrary.10aHours of work in relation to output:ban annotated list of references.cComp. by Laura A. Thompson.  a[Washington,c1920]  a13 numb. l.c27 cm.  aCaption title.  aAutographed (on one side of leaf only) from type-written copy. 0aHours of laborvBibliography.1 aThompson, Laura Amelia.  c35554d35554