Samuel Harrison Page
Kentucky
Augustus Francois Panchot
Minnesota
George Panchot
Minnesota
Franklin Parmelee
Wisconsin
Walker Blackburn Paul
Tennessee
William Paul
Kansas
Francis Dana Peabody
Massachusetts
Ezra Pearsall
New York
Sheldon Moses Peck
Iowa - Nebraska
David L. Perrigo
New York
Hans Christian Peterson
Minnesota
Albert Arthur Pettet
Kansas - Ohio
John H. Pierce
Illinois - North Dakota
Alfred Plummer
Ohio
Moses Pooler
Kansas
Albert O. Porter
Illinois - Iowa
William B. Potter
Illinois - Montana - Wisconsin
Ariel Roscoe Prescott
Maine - Missouri
William Pugh
Indiana
Russel Puntenney
Illinois