• 3 Videos, Slides, Films

• 2 History
• 2 Medical care
• 2 Medicine
• 2 Science
• 2 Technology
• 1 Altitude, Influence of
• 1 Mountain sickness
• 1 Mountaineering
• 1 Physiological aspects
• 1 Search and rescue operations
• 1 Video recordings for the hearing impaired

• 3 WGBH Video (Firm)
• 2 Osgood, Charles
• 1 Clark, Liesl
• 1 Debonair Production Company
• 1 Espar, David
• 1 Gedeon Programmes
• 1 Glassman, Gary
• 1 Hendrix, Diane
• 1 Klein, Larry
• 1 Meridian Broadcasting
• 1 Nihon Hōsō Kyōkai
• 1 Providence Pictures, Inc
• 1 Ross, Neil, 1944-
• 1 Rossiter, Michael
• 1 Südwestrundfunk (Germany)
• 1 WGBH (Firm)
• 1 WGBH (Television station : Boston, Mass.)
• 1 WGBH (Television station : Boston, Mass.). Science Unit
• 1 WGBH Educational Foundation

• 3 English

• 1 Alaska
• 1 Denali National Park and Preserve (Alaska)
• 1 Denali, Mount
• 1 Denali, Mount (Alaska)

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