File Sound Recordings In: Detroit Observatory (University of Michigan) records, 1860-2004 (majority within 1994-2001) » Historical, 1860-2004 » Audiovisual Materials
File Code Aptitude Test recorded by J. F. Cline [D.O. no. 259] 1 phonograph record (78 rpm record; 8in) Box 20 In: Detroit Observatory (University of Michigan) records, 1860-2004 (majority within 1994-2001) » Historical, 1860-2004 » Audiovisual Materials » Sound Recordings
File Code Test, 8-7-6-5-4-3 WPM [D.O. no. 260] 1 phonograph record (10in) Box 20 In: Detroit Observatory (University of Michigan) records, 1860-2004 (majority within 1994-2001) » Historical, 1860-2004 » Audiovisual Materials » Sound Recordings
File Untitled phonograph [D.O. no. 261] 1 phonograph record (10in) Box 20 In: Detroit Observatory (University of Michigan) records, 1860-2004 (majority within 1994-2001) » Historical, 1860-2004 » Audiovisual Materials » Sound Recordings
File Untitled phonograph [D.O. no. 262] 1 phonograph record (10in) Box 20 In: Detroit Observatory (University of Michigan) records, 1860-2004 (majority within 1994-2001) » Historical, 1860-2004 » Audiovisual Materials » Sound Recordings
File Moving Image Materials In: Detroit Observatory (University of Michigan) records, 1860-2004 (majority within 1994-2001) » Historical, 1860-2004 » Audiovisual Materials
File Videotape 1 videotape (VHS) Box 19 In: Detroit Observatory (University of Michigan) records, 1860-2004 (majority within 1994-2001) » Historical, 1860-2004 » Audiovisual Materials » Moving Image Materials » Compilation of Historic Films, 1928-1949
File Film 1 film reel Box 18 In: Detroit Observatory (University of Michigan) records, 1860-2004 (majority within 1994-2001) » Historical, 1860-2004 » Audiovisual Materials » Moving Image Materials » Compilation of Historic Films, 1928-1949
File News programs featuring the Observatory In: Detroit Observatory (University of Michigan) records, 1860-2004 (majority within 1994-2001) » Historical, 1860-2004 » Audiovisual Materials » Moving Image Materials
File Channel 4 News, WDIV Detroit 1 videotape (VHS) Box 19 In: Detroit Observatory (University of Michigan) records, 1860-2004 (majority within 1994-2001) » Historical, 1860-2004 » Audiovisual Materials » Moving Image Materials » News programs featuring the Observatory