http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
First annual report of Board of Health of D.C
Also includes data on vaccinations; births, by birthplace of parents; and advertising expenses.
Reports review public health concerns and activities of the D.C. Board of Health relating to the water supply and the problems of lead pipes; meat and food inspection; smallpox epidemic; public baths; disposal of sewage, refuse, and dead animals; and street cleaning and disinfection.
Electronic reproduction. [Bethesda, Md.] : ProQuest, 2014. digital, PDF file. ProQuest U.S. Executive Branch Documents Mode of access: World Wide Web via ProQuest website.