Details - Some conservation problems of the Great Lakes; [address given at the joint technical program of the American Geophysical Union and the American Meteorological Society in a Symposium on the Natural Setting and Engineering Problems of the Great Lakes, Del Prado Hotel, Chicago, Illinois, September 11, 1952]

Some conservation problems of the Great Lakes

Title

Some conservation problems of the Great Lakes; [address given at the joint technical program of the American Geophysical Union and the American Meteorological Society in a Symposium on the Natural Setting and Engineering Problems of the Great Lakes, Del Prado Hotel, Chicago, Illinois, September 11, 1952]