Directors of Photography:
Library and Archives Canada: 16mm, VHS.
"The construction of the world's longest crude oil pipeline system from Edmonton to Sarnia. Features the crossing of the Straits of Mackinac."
Crawley Films, Free Films: Sources of Free 16mm Sponsored Films in Canada Compiled and Published by Crawley Films (Ottawa: Crawley Films, April 1969): 23.
"Building of interprovincial's extension from Superior, Wis. to Sarnia, Ont. with emphasis on crossing Straits of Mackinac."