- Hodson, J. (James)1
- Hodson, J. (James), author1
- Horack, Harold Maclachlan, 1912-1977, author1
- Inglish, James.1
- J.A. Schiedt & Co.1
- J.R. Watkins Medical Co., author.1
- Jablonski, Stanley.1
- Jackson, Henry, 1778-18401
- Joel & Jotham Post (Firm).1
- John B. Daniel (Firm)1
- John C. Baker & Co.1
- John W. Perkins & Co.1
- John Wyeth & Brother.3
- Johnson, C. Lawson (Charles Lawson), 1886- author1
- Judkins, William, author1
- Kaufmann, Carl Ernst.1
- Kleiderer, Irvin C., author3
- Launy, David Frederick.1
- Law, Hartland, author1
- Lazell, Marsh & Gardiner.7