1.723 Golygfeydd
Presents a geographic overview of the Rocky Mountain region. Discusses the significant role that this region of natural resources has played in the development of the continent
Rhyddhau: Jan 01, 1967
Amser Cinio: 10 munudau
Iaith:
Stiwdio: Coronet Instructional Films
Gwlad: United States of America
Cast:
Criw: