Description :
This film tells the surprising story of how the Allegheny Observatory has been a world leader in the study of the stars since the 1860s. Self-educated, and often facing unrelenting hardships, the people associated with the Allegheny Observatory defied the odds to make enormous contributions to the founding of astrophysics and early aviation. Undaunted: The Forgotten Giants of the Allegheny Observatory
Undaunted: The Forgotten Giants of the Allegheny Observatory streaming . Photo : Undaunted: The Forgotten Giants of the Allegheny Observatory date 2012-04-18
Genre :
Casting :
Cain Alexander , Kurt Bell , Robert R. Bell , Len Caric , David Conrad ,
