The cost of living : as modified by sanitary science / by Ellen H. Richards.
- Richards, Ellen H. (Ellen Henrietta), 1842-1911.
- Date:
- 1910
Licence: Public Domain Mark
Credit: The cost of living : as modified by sanitary science / by Ellen H. Richards. Source: Wellcome Collection.
Provider: This material has been provided by the Harvey Cushing/John Hay Whitney Medical Library at Yale University, through the Medical Heritage Library. The original may be consulted at the Harvey Cushing/John Hay Whitney Medical Library at Yale University.
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