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Start Over You searched for: Languages English Remove constraint Languages: English Dates by Range 1900-1949 Remove constraint Dates by Range: 1900-1949 Publication Year 1940 Remove constraint Publication Year: <span class="single" data-blrl-single="1940">1940</span>

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72. Arsenic and its compounds: arsenic, arsenic trioxide, arsenic chloride, copper arsenite, copper aceto arsenite, arsine, cacodylic acid, ethyl arsine, cacodyl : general information, industrial health aspects, industries and occupations, selected abstracts, selected references

75. Pertinent data on Air Forces activities in arctic, desert, and tropic areas: nine school lectures

79. Health officer's guide: outlining the powers and duties of boards of health : laws relating to the organization of the state and local health boards, nuisances, offences against the public health, water supplies and swerage systems, general public health regulations, ordinances, the law providing for the collection of vital statistics, and laws on communicable diseases