- Letters on syphilis: addressed to the chief editor of the Union meĢdicale1
- Letters on yellow fever, cholera, and quarantine: addressed to the Legislature of the State of New York, with additions and notes1
- Letters on yellow fever, the cholera, and quarantine: addressed to the Legislature of the state of New York, with an appendix containing correlative correspondence, and an act of the Legislature of the state, relative to the public health,with suggested amendments1
- Letters to a young physician just entering upon practice1
- Letters to the people on health and happiness1
- Letters upon the effects of alcohol as a preventive to tubercular formations and deposits1
- Letters: [received from Augustus A. Gould and others in response to a request for "information in regard to the connection of Dr. C.T. Jackson and Mr. W.T.G. Morton with the ether discovery of the anaesthetic effects of sulphuric ether"]1
- Leukosin: a new substance found in the blood of leukamia : also a description of another crystalline body found in the vomitus1
- Lexicon medicum, or, Medical dictionary: containing an explanation of the terms in anatomy, botany, chemistry, materia medica, midwifery, mineralogy, pharmacy, physiology, practice of physic, surgery, and the various branches of natural philosophy connected with medicine : selected, arranged, and compiled from the best authors1
- Life in its physical aspects1
- Life insurance, its nature, origin and progress: a plain exposition of the principles of life insurance, manner of calculating tables of premium, sources of profit, etc. : containing, also, tables of mortality, annuities, expectation of life, compound interest and rates of premium, together with much other valuable information for parties connected with the business of life insurance as well as for policy holders1
- Life of General Joseph Warren1
- Life of the unfortunate Levi B. Swalm: embelished with a likeness1
- Life, health, and disease1
- Lindsay & Blakiston's catalogue1
- Lindsay & Blakiston's catalogue of medical, dental, and scientific books1
- List of officers, committees, and fellows of the New-York Academy of Medicine, 18541
- Lives, adventures, anecdotes, amusements, and domestic habits of the Siamese twins: one of the greatest wonders of the present time, being two perfectly formed persons, whose bodies, by a singular caprice of nature, are united together as one1
- Lock Hospital, Hyde Park Corner1
- Lower Blue Lick Spring: the quantitative chemical analysis of the water of the Lower Blue Lick Spring, in Nicholas County, Ky. : with remarks on some other salt springs of the blue limestone formation1