- 45 Floor plans
- 1 Flora (Soda fountain)
- 4 Flora Street
- 3 Floral Hall
- 58 Florence, Italy
- 1 Florence, Massachusetts
- 1 Florence, Thomas B. (Thomas Birch), 1812-1875
- 3 Florida
- 4 Florist shops
- 1 Flounders
- 1 Flour
- 4 Flour & meal industry
- 16 Flour mills
- 5 Flower (plant material)
- 1 Flower (Sculpture)
- 3 Flower arrangements
- 6 Flower gardens
- 5 Flower pieces
- 16 Flowerpots
- 1395 Flowers
- 1 Floyd's Mill
- 8 Flutes
- 1 Fly swatters
- 9 Flying
- 1 Flying Dutchman; Or, The Phantom Ship
- 5 Flying time (Sculpture)
- 1 Flyleaves
- 1 Foch, Ferdinand, 1851-1929
- 1 Foerderer's Morocco Manufactory
- 1 Fog
- 1 Foley, John
- 10 Foley, Margaret A.
- 10 Foley's fountain (Sculpture)
- 67 Folios (leaves)
- 1 Folk art (traditional art)
- 1 Folk medicine
- 15 Folk tales
- 4 Folkestone, England
- 2 Folklore
- 1 Folklore, Afro-American
