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Start Over You searched for: Collections Medicine in the Americas, 1610-1920 Remove constraint Collections: Medicine in the Americas, 1610-1920 Languages English Remove constraint Languages: English Copyright Public domain Remove constraint Copyright: Public domain Publication Year 1900 to 1999 Remove constraint Publication Year: <span class="from" data-blrl-begin="1900">1900</span> to <span class="to" data-blrl-end="1999">1999</span>

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17. Activated sludge studies, 1920-1922

19. Additional hospital facilities for discharged soldiers, sailors, marines, and army and navy nurses: letter from the Secretary of the Treasury, transmitting a tentative draft of a bill to provide additional hospital and out-patient dispensary facilities for all discharged, sick and disabled soldiers, sailors, marines, army and navy nurses (male and female), and for other purposes, together with statement of the needs of the enactment of such legislation by the Surgeon General of the Public Health Service