• 16 Videos, Slides, Films

• 9 History
• 5 Design and construction
• 3 Documentary films
• 2 Buildings, structures, etc
• 2 Inventions
• 2 Inventors
• 2 Skyscrapers
• 1 African American agriculturists
• 1 Agriculturists
• 1 Arches
• 1 Architecture
• 1 Architecture, Gothic
• 1 Atomic bomb
• 1 Borglum, Gutzon, 1867-1941
• 1 Buildings
• 1 Carver, George Washington, 1864?-1943
• 1 Cathedrals
• 1 Church architecture
• 1 Dams
• 1 Documentary television programs
• 1 Edison, Thomas A. (Thomas Alva), 1847-1931
• 1 Empire State Building (New York, N.Y.)
• 1 Employees
• 1 Enola Gay (Bomber)
• 1 Franklin, Benjamin, 1706-1790

• 16 History Channel (Television network)
• 14 Arts and Entertainment Network
• 10 Actuality Productions
• 8 New Video Group
• 8 Raphael, Max
• 5 Hearst Entertainment (Firm)
• 5 Jaffe Productions
• 4 A & E Home Video (Firm)
• 4 Cambou, Don
• 4 Perkins, Jack, 1933-2019
• 4 Thomas, Andy
• 2 Jaffe, Bob
• 2 Lau, Emily
• 1 Cole, Jeff
• 1 Dash, Sean
• 1 Djokic, Kristina
• 1 Ellis, Luke
• 1 Fish, Joanne
• 1 Garrison, Dave
• 1 Hayes, Chuck
• 1 Hickey, Matthew P
• 1 Kirby, Paul
• 1 Lacques, Anthony

• 16 English

• 11 United States
• 2 Chicago
• 2 Chicago (Ill.)
• 2 Illinois
• 1 Arizona
• 1 Hoover Dam (Ariz. and Nev.)
• 1 Mount Rushmore National Memorial (S.D.)
• 1 Nevada
• 1 New York (N.Y.)
• 1 South Dakota
• 1 Statue of Liberty National Monument (N.Y. and N.J.)

Limit year range