• 3 Videos, Slides, Films

• 2 History
• 1 Architecture, Gothic
• 1 Astronomical observatories
• 1 Astronomy
• 1 Cathedrals
• 1 Copernicus, Nicolaus, 1473-1543
• 1 Cosmology
• 1 Discoveries in science
• 1 Galilei, Galileo, 1564-1642
• 1 Hale, George Ellery, 1868-1938
• 1 Hubble Space Telescope (Spacecraft)
• 1 Maintenance and repair
• 1 Mount Wilson and Palomar Observatories
• 1 One World Trade Center (New York, N.Y.)
• 1 Optical equipment
• 1 Orbiting astronomical observatories
• 1 Reflecting telescopes
• 1 Skyscrapers
• 1 Space rescue operations
• 1 Space telescopes
• 1 Space vehicles
• 1 Telescopes

• 2 Public Broadcasting Service (U.S.)
• 2 WGBH (Television station : Boston, Mass.)
• 1 ARTE France
• 1 Ashcroft, Nigel
• 1 Axelrod, David, 1955-
• 1 DeNooyer, Rushmore
• 1 Ferris, Timothy
• 1 Glassman, Gary
• 1 Goldsmith, Donald
• 1 Huttemann, Donna
• 1 Interstellar Studios
• 1 Jones, Peter, 1941-
• 1 Koenig, Kris
• 1 LaMarche, Maurice, 1958-
• 1 London Symphony Orchestra
• 1 Mason, Robin
• 1 Mason, Todd
• 1 PBS Distribution (Firm)
• 1 PBS Home Video
• 1 Pereira, Frank L
• 1 Providence Pictures, Inc
• 1 Randall, Terri
• 1 Slater, Mark
• 1 Telfrance (Firm)

• 3 English

• 1 California
• 1 New York
• 1 New York (State)
• 1 Palomar, Mount

• 3 Nonfiction television programs
• 3 Video recordings for the hearing impaired
• 1 Science television programs
• 1 Television programs
• 1 Video recordings for people with visual disabilities

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