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Start Over You searched for: Authors Billings, John S. (John Shaw), 1838-1913, author Remove constraint Authors: Billings, John S. (John Shaw), 1838-1913, author Formats Text Remove constraint Formats: Text Languages English Remove constraint Languages: English Subjects Air Pollution, Indoor -- adverse effects Remove constraint Subjects: Air Pollution, Indoor -- adverse effects
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2. The composition of expired air and its effects upon animal life: abstract of a report on the results of an investigation made for the Smithsonian Institution under the provisions of the Hodgkins fund

nlm:nlmuid-101679633-bk