The collection consists of selected papers of Jacobi, a professor (1865-1902) of children's diseases at the College of Physicians and Surgeons of Columbia University in New York. Included are many offprints (1884-1916) of his writings and lectures on childhood diseases; a copy of A Treatise on Diphtheria (1880) with many annotations; correspondence, memorials, and a copy of "Festschrift" in Honor of Abraham Jacobi (1900) for his 70th birthday; correspondence, speeches, and memorials on the occasion of his 80th birthday; and a few documents and newspaper clippings. Also present are correspondence and documents (1906-1920) of his daughter, Laura Jacobi, and a memorial volume (1917) for his wife, Mary Putnam Jacobi, who was also a physician.

The following standard abbreviations, or their variations, are used to identify materials in this collection: AMs = autograph manuscript, and TMs = typed manuscript.