New York City's baby book : a handbook for parents.
- New York (N.Y.). Department of Health
- Date:
- [1949], ©1949
Licence: Public Domain Mark
Credit: New York City's baby book : a handbook for parents. Source: Wellcome Collection.
12/140 (page 10)
Licence: Public Domain Mark
Credit: New York City's baby book : a handbook for parents. Source: Wellcome Collection.