Front:
Black Eagle Dam. Great Falls
Back:
BLACK EAGLE DAM is one of the 4 largest hydroelectric
plants of the Montana Power Co. at Great Falls with a
combination developed capacity of 235,000 H.P.
C-1758
Distributed by Billings News Agency.
Billings, Mont.
Ektachrome by J. Boyd Ellis
Published by Ellis Post Card Co., Arlington, Washington
80396
Address
