Gordon Parks’s photographs of a Pittsburgh grease plant during World War II foreground the importance of people in telling the story of industry and its contributions to the war effort.
Energy pipelines are controversial now, but one of the first big ones helped win World War II theconversation.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from theconversation.com Daily Mail and Mail on Sunday newspapers.