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    • Observations and reflections on the design and effects of punishment1
    • Observations made during a visit to the Clarendon Springs, Vt. in relation to their character and properties, in a part of July and August, 1839: with an analysis of the waters1
    • Observations of the magnetic intensity at twenty-one stations in Europe1
    • Observations on Mr. Foden's mineral substitute1
    • Observations on a change of climate in pulmonary consumption: read before the Columbian Institute in 1826, and published in the Medical and surgical journal : with additional remarks on the Red Sulphur Springs of Virginia1
    • Observations on a letter from Dr. N. Chapman, of Philadelphia to Dr. W.B. Tyler, of Frederick (MD.) on the subject of cholera: as appearing in Philadelphia, August, 18321
    • Observations on a new preparation of balsam copaiva1
    • Observations on a portion of the Atlantic tertiary region: with a description of new species of organic remains1
    • Observations on abortion, with an account of the means, both medicinal and mechanical, employed to produce that effect, together with advice to females1
    • Observations on abortion: containing an account of the manner in which it takes place, the causes which produce it, and the method of preventing or treating it2
    • Observations on apparent death, from suffocation, by hanging or drowning: choke damp, produced by inhaling carbonic acid, or some other irrespirable exhalation, by a stroke of lightning or electricity, and by exposure to extreme cold : with directions for using the resuscitating apparatus, invented by the author, and general instructions for the recovery of persons from suspended animation1
    • Observations on certain parts of the animal oeconomy: inclusive of several papers from the Philosophical transactions, etc2
    • Observations on cholera as it appeared at Port Glasgow during the months of July and August, 1831: illustrated by numerous cases1
    • Observations on combustion & acidification: with a new theory of those processes, founded on the conjunction of the phlogistic and antiphlogistic doctrines1
    • Observations on croup or hives: addressed in a letter to A. R. Delile1
    • Observations on delirium tremens1
    • Observations on diseases incident to seamen: whether employed on, or retired from actual service, for accidents, infirmities or old age1
    • Observations on diseases incident to seamen: whether employed on, or retired from actual service, for accidents, infirmities or old age (Volume 1)1
    • Observations on diseases incident to seamen: whether employed on, or retired from actual service, for accidents, infirmities or old age (Volume 2)1
    • Observations on diseases incident to seamen: whether employed on, or retired from actual service, for accidents, infirmities or old age (Volume 3)1
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    ISSN 3071-5016

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