Subject
- Papilionidae1
- Paratrea plebeja1
- Paris (France)--Churches1
- Passover6
- Patients1
- Patriotic music, American2
- Peasants1
- Pershing, John J. (John Joseph), 1860-1948--Portraits1
- Personal correspondence1
- Pharmacy1
- Photograph albums--Great Britain--Specimens1
- Physicians5
- Pictorial works2
- Place de la Concorde (Paris, France)1
- Plagues of Egypt1
- Plays1
- Plebeian Sphinx1
- Poets, American--20th century--Correspondence1
- Pogroms--Russia1
- Political posters7