Subject
- Periodicals1
- Pigeons--New York (State)1
- Plays (performing arts compositions)1
- Political campaigns--New York (State).1
- Political science -- Study and teaching.1
- Politicians--New York (State)1
- Postcards1
- Printed ephemera1
- Printing--United States--History1
- Prison reformers--New York (State).1
- Prison wardens1
- Prisoners--Legal status, laws, etc.1
- Prisoners--New York (State).1
- Prisons--New York (State).1
- Progressive education--New York (State)1
- Public schools--New York (State)1
- Public universities and colleges1
- Publications1
- Quarterlies (publications)1
- Questionnaires1