49:48 duration 49 minutes 48 seconds
National Geographic Specials. [1985-03-13], Great…
National Geographic Specials. [1985-03-13], Great Moments with National Geographic | 2 of 2 | 85025dct-2-arch
http://dlg.galileo.usg.edu/peabody/id:1985_85025_dct_1-2
44:59 duration 44 minutes 59 seconds
National Geographic Specials. [1985-03-13], Great Moments with National Geographic | 1 of 2 | 85025dct-1-arch