1. Sanitary survey of Porto Rico Publication: [San Juan?] : [publisher not identified], [between 1890 and 1899?] Subject(s): SanitationSurveys and QuestionnairesPuerto Rico
2. Dear sir, It is the desire of the Board to obtain information concerning the sanitary condition of school-houses and their premises, in this Commonwealth Author(s): Massachusetts. State Board of Health, author. Publication: [Boston] : [publisher not identified], [1877] Subject(s): SchoolsSanitationSurveys and QuestionnairesMassachusetts
3. The following list of questions relating to the sanitary condition of a city or town, prepared by a committee of the American Public Health Association, have been printed for the convenience of the committee Author(s): Billings, John S. (John Shaw), 1838-1913, author Publication: [Washington?] : [publisher not identified], [1875?] Subject(s): Public HealthSanitationSurveys and Questionnaires
