File Proj. Air Sample 1968 PAS III Reel I, 1968 Film 172 Repository University Archives » Vincent J. Schaefer Papers, 1891-1993 » Films, 1932-1971, Undated
File Proj. Air Sample 1968 PAS III Reel II, 1968 Film 173 Repository University Archives » Vincent J. Schaefer Papers, 1891-1993 » Films, 1932-1971, Undated
File Proj. Air Sample Fall 1968 PAS IV Reel I, 1968 Film 174 Repository University Archives » Vincent J. Schaefer Papers, 1891-1993 » Films, 1932-1971, Undated
File Proj. Air Sample Fall 1968 PAS IV Reel II, 1968 Film 175 Repository University Archives » Vincent J. Schaefer Papers, 1891-1993 » Films, 1932-1971, Undated
File Proj. Air Sample Fall 1968 PAS IV Reel III, 1968 Film 176 Repository University Archives » Vincent J. Schaefer Papers, 1891-1993 » Films, 1932-1971, Undated
File Cloud Seeding Cold Ch. 172, Undated Film 177 Repository University Archives » Vincent J. Schaefer Papers, 1891-1993 » Films, 1932-1971, Undated
File Ws Sphere Camera, Undated Film 178 Repository University Archives » Vincent J. Schaefer Papers, 1891-1993 » Films, 1932-1971, Undated
File Yellowstone Field Research Expedition, 1961 Film 179 Repository University Archives » Vincent J. Schaefer Papers, 1891-1993 » Films, 1932-1971, Undated
File Jet St. Clouds Variety, Undated Film 180 Repository University Archives » Vincent J. Schaefer Papers, 1891-1993 » Films, 1932-1971, Undated
File African Safari I, Undated Film 181 Repository University Archives » Vincent J. Schaefer Papers, 1891-1993 » Films, 1932-1971, Undated