21. Emergency regulations of the State Board of Health, adopted Oct. 18, 1940 Author(s): Kansas State Board of Health, author. Publication: [Topeka?] : the Board, Nov. 6, 1940 Subject(s): Sanitation -- legislation & jurisprudenceCommunicable Disease ControlWorld War IIKansas
22. A manual for the control of communicable diseases in California Author(s): California. Department of Public Health, compiler. Publication: [Sacramento?] : [California State Department of Public Health?], 1948 Subject(s): Communicable Disease ControlCalifornia
23. [Rat-proofing volunteers, New Orleans, La.] Publication: [between 1914 and 1920] Subject(s): Communicable Disease ControlRodent ControlPlague -- prevention & controlUnited States. Public Health Service.
24. [Rat control group, New Orleans, La.] Publication: [between 1914 and 1920] Subject(s): Communicable Disease ControlPlague -- prevention & controlRodent ControlUnited States. Public Health Service.
25. [Men and rat-catching equipment, New Orleans, La.] Publication: [between 1914 and 1920] Subject(s): Communicable Disease ControlPlague -- prevention & controlRodent ControlUnited States. Public Health Service.
26. [Technicians examining dead rats collected during the antiplague campaign, New Orleans, La.] Publication: [between 1914 and 1920] Subject(s): Communicable Disease ControlPlague -- prevention & controlLaboratory Personnel
27. [A liquid-ammunition car, San Francisco, Calif.] Publication: [1907 or 1908] Subject(s): Communicable Disease ControlPlague -- prevention & controlHorsesRodent ControlSan FranciscoUnited States. Public Health and Marine Hospital Service.
28. [Two men dissecting rats nailed to shingles, San Francisco, Calif.] Publication: [between 1907 and 1909] Subject(s): Communicable Disease ControlDissectionLaboratory PersonnelPlague -- prevention & controlSan Francisco
29. [Man seated next to dead squirrels] Publication: [between 1907 and 1909] Subject(s): Communicable Disease ControlPlague -- prevention & controlRodent Control
30. Preparing poison bait Publication: [1907 or 1908] Subject(s): Communicable Disease ControlPlague -- prevention & controlRodent ControlSan Francisco