Soggetto
- National parks & reserves--Utah--1930-19401
- New York World's Fair--(1939-1940 :--New York, N.Y.)--Buildings1
- Nursery rhymes--1930-19401
- Nursing--Equipment and supplies1
- Occupations--1930-19401
- Ocean liners--New York (State)--New York--1930-19401
- Paintings--1930-19501
- Paris (Ky.)--Aerial views1
- Parke, Davis & Company1
- Parks--Ohio--1930-19401
- Pharmaceutical industry1
- Pharmacology1
- Phrenology1
- Phrenology--Study and teaching1
- Planetaria--Illinois--Chicago--1930-19401
- Poisonous animals1
- Posters--1930-19401
- Posters--1930-19501
- Public health1
- Puppets--1930-19401