1. Two cases of syphilis having a bearing on the question of the period during which the disease is communicable Author(s): Bell, James, 1852-1911, author Publication: [New York?] : [publisher not identified], [1895?] Subject(s): Syphilis -- transmissionInfectious Disease Incubation Period
2. Quarantine laws and regulations of the United States and international treaties applicable to international aerial navigation Author(s): United States, enacting jurisdiction. Publication: Washington : U.S. Government Printing Office, 1942 Subject(s): Quarantine -- legislation & jurisprudenceAircraft -- legislation & jurisprudenceInfectious Disease Incubation PeriodUnited States