000 01234cam a22002651 4500
001 l 23000069
003 DLC
005 20260227111529.0
008 820626s1923 xx f 000 0 eng
010 _al 23000069
035 _a(OCoLC)14811473
040 _aDLC
_cDNLM
_dDLC
050 0 0 _aHD6250.U4
_bC62 1923
060 0 _aW1
_bUN6181 no.115 1923
110 1 _aUnited States.
_bChildren's Bureau.
245 1 0 _aChild labor and the work of mothers in the beet fields of Colorado and Michigan ...
260 _aWashington,
_bGovt. print. off.,
_c1923.
300 _av, 122 p.
_bplates.
490 1 _aBureau publication
_vno. 115
500 _aAt head of title: U. S. Department of labor. James J. Davis, secretary. Children's bureau. Grace Abbott, chief.
500 _a"The investigation was planned and carried on under the direction of Ellen Nathalie Matthews ... Dr. Gertrude A. [sic] Light made physical examinations of children in the Colorado beet-field region and analyzed the findings with reference to health." - Letter of transmittal, p. v.
700 1 _aMatthews, Ellen Nathalie,
_d1884-
700 1 _aLight, Gertrude Underhill,
_d1871-
810 1 _aUnited States.
_bChildren's Bureau.
_tPublication ;
_vno. 115.
999 _c35679
_d35679