CONSTRUCTION OF THE ST. LAWRENCE SEAWAY "THE EIGHTH SEA" 1958 WALTER CRONKITE FILM 66944
24:05
CONSTRUCTION OF THE LAKE OROVILLE DAM & SPILLWAY HISTORIC FILM MD53054
30:17
"TOOLS OF TELEPHONY" 1956 WESTERN ELECTRIC TELEPHONE SYSTEM PROMO FILM BELL SYSTEM 98694
35:00
Boulder Dam - 1937
57:37
History Channel Shipwreck on the Great Lakes
42:58
Canada: The 1000 Islands of the Saint Lawrence | SLICE TRAVEL | EPISODE 1
27:48
A Story Of Lead (1948)
51:41
How Did they Build the Suez Canal? 1859 to Today: Extreme Constructions | Documentary
28:21