- Series Title(s):
- Bulletin (United States. Office of Education)
United States. Bureau of Education.
Prudential Insurance Company of America, donor.
- Washington : Govt. Print. Off., 1919
- Hygiene -- education United States
- Technical Report
- The National Library of Medicine believes this item to be in the public domain (More information)
- 22 p.
- NLM Unique ID:
- 30010800R (See catalog record)