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Show Size op Our Great Lakes. The latest measurement of our fresh water seas are as follows : The greatest length of Lake Superior Super-ior is 335 miles; its greatest breadth is 160 miles; mean depth, 688 feet; elevation, ele-vation, 627 feet; area 82,000 square miles. The greatest length of Lake Michigan Michi-gan is 300 miles; its greatest breadth is 1US miles miles; mean depth, 600 leet; elevation, 506 feet; area, 23,000 square miles. The greatest length of Lake Huron is 200 miles; its greatest breadth is 169 miles; mean depth, 600 feet; elevation, ele-vation, 274 feet; area 20,000 square miles. The greatest length of Lake Erie is 250 miles; its greatest breadth is 80 miles', its mean depth is 84 feet; elevation, ele-vation, 555 feet; area C,000 square miles. The greatest length of Lake Ontario is 180 miles; its greatest breadth is 65 miles; its mean depth is 500 feet; elevation, ele-vation, 261 feet; area, 6,000 square miles. The length of all five is 1,585 miles, covering an area of upward of 'JO, 000 square miles. Mining Journal. |