31. A sanitary survey of the city of Eugene, Oregon Author(s): Spangler, Paul, 1899-1994, author Publication: Produced: [1923] Subject(s): SanitationHealth SurveysWater SupplyWaste ManagementSewageVital StatisticsOregon
32. Notes on lectures on bacteriology by Frederick Fuller Russell Author(s): Jones, Glenn I. Publication: Produced: 1909-1910 Subject(s): Bacteriology