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008 721011s1910 maua 000 0 eng
010 _a 10015213
035 _a(OCoLC)426017
040 _aDLC
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042 _apremarc
050 0 0 _aHN64
_b.R545
082 _a136.2
_bRIE
100 1 _aRichards, Ellen H.
_q(Ellen Henrietta),
_d1842-1911.
245 1 0 _aEuthenics, the science of controllable environment :
_ba plea for better living conditions as a first step toward higher human efficiency,
_cby Ellen H. Richards.
250 _a2nd ed.
260 _aBoston,
_bWhitcomb & Barrows,
_c1910.
300 _axii, 175 p. ;
_c19 cm.
650 0 _aEuthenics.
906 _a7
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_d123878