- A materia medica of the United States: systematically arranged1
- A materia medica, of the United States: systematically arranged1
- A medical report upon the uniform and clothing of the soldiers of the U.S. Army1
- A memoir of James Marion Sims, M.D., LL. D1
- A national quarantine: speech of Hon. J.H. McGowan, of Michigan, in the House of Representatives, May 27, 18791
- A national system of sanatoria: a plea and a prophecy1
- A new view of the weather question1
- A novel proposition: revolutionizing the distribution of wealth : farm products moved as mail matter at a uniform rate for all distances : of interest alike to agriculture, manufacture, commerce and labor1
- A plan for a national currency1
- A plea for stability and permanence in institutions of learning: delivered before the trustees, officers and students of the Cleveland Medical College, February 26, 18451
- A plea of humanity in behalf of medical education: the annual address delivered before the New-York State Medical Society and members of the legislature at the capitol, February 6, 18491
- A popular essay on subjects of penal law, and on uninterrupted solitary confinement at labor, as contradistinguished to solitary confinement at night and joint labor by day, in a letter to John Bacon1
- A practical illustration of "Woman's Right to Labor", or, A letter from Marie E. Zakrzewska, M.D., late of Berlin, Prussia1
- A practical illustration of "Woman's right to labor," or, A letter from Marie E. Zakrzewska, M.D1
- A preliminary catalogue of the parasites contained in the collections of the United States Bureau of Animal Industry, United States Army Medical Museum, Biological Department of the University of Pennsylvania (Coll. Leidy) and in Coll. Stiles and Coll. Hassall1
- A proclamation5
- A proclamation ... that martial law shall be no longer in force in Kentucky1
- A proclamation respecting soldiers absent without leave1
- A proclamation to suspend writ of habeus corpus, and establishing martial law in Kentucky1
- A proclamation: whereas it has become necessary to define the cases in which insurgent enemies are entitled to the benefits of the Proclamation of the President of the United States, which was made on the eighth day of December, 1863, and the manner in which they shall proceed to avail themselves of those benefits1