Instructions for the use of child hygiene survey cards.
By: Prepared by direction of the surgeon general.
Series: Miscellaneous publication,; no. 23
Publisher: Govt. print. off.
Published: 1920
Place of publication: Washington
Language: eng
Number of pages: 30
Subjects: Children -- Care and hygiene
Notes: At head of title:  Treasury department.  United States Public health service...