http://www.rssboard.org/rss-specification 720 XTF Search Results (docsPerPage=100;f3-subject=International Salt Company. -- Cleveland Mine) https://catalog.wrhs.org/collections/search?docsPerPage%3D100;f3-subject%3DInternational%20Salt%20Company.%20--%20Cleveland%20Mine Results for your query: docsPerPage=100;f3-subject=International Salt Company. -- Cleveland Mine Thu, 01 Jan 1970 12:00:00 GMT City of salt under Lake Erie: the story of the Cleveland Mine of International Salt Company. International Salt Company https://catalog.wrhs.org/collections/view?docId=marc/skclmarc202890322046876.mrc https://catalog.wrhs.org/collections/view?docId=marc/skclmarc202890322046876.mrc Thu, 01 Jan 1970 12:00:00 GMT