August 17, 1973 - Third week of testimony in Reserve Mining trial. Judge Miles Lord presiding. Testifying for the state, Dr. Robert Dill says that taconite dumping in Lake Superior is affecting area drinking water. Expert witness Dr. Gary Glass concurs.
August 10, 1973 - MER’s Greg Barron reports on Reserve Mining trial, where issues of asbestos from dumping tailings into Lake Superior are being argued. Dr. Donald Baumgartner, an engineer for the Environmental Protection Agency, testified for the state using a taconite settling study that shows particles can carry great distances in Lake Superior. Reserve Mining claims taconite is carried to a 600 foot "Great Trench."