Subject
- Art exhibitions--New York (State)--New York--1930-19401
- Bangor (Me.)--Aerial views1
- Barre (Mass.)--Aerial views1
- Books--1930-19401
- Books--1930-19501
- Burroughs Wellcome and Company1
- Catasauqua (Pa.)--Aerial views1
- Caves--1930-19401
- Celestial bodies--1930-19401
- Chemical engineering1
- Chemical industry1
- Chemistry1
- Chemistry, Technical1
- Chicago (Ill.).--Board of Education--Public relations--1930-19401
- Children in advertising1
- Children playing in snow--Illinois--1930-19501
- Children--1930-19401
- Children--Illinois--1930-19401
- Cliffs--Utah--Zion National Park—1930-19401
- Commerce--1930-19401