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The Engineering and Mining Journal 1871-08-08: Vol 12 Iss 6 ( ) Title The Engineering and Mining Journal 1871-08-08: Vol 12 Iss 6 Volume 12 Publisher...
The Engineering and Mining Journal 1871-08-22: Vol 12 Iss 8 ( ) Title The Engineering and Mining Journal 1871-08-22: Vol 12 Iss 8 Volume 12 Publisher...
The Engineering and Mining Journal 1871-08-15: Vol 12 Iss 7 ( ) Title The Engineering and Mining Journal 1871-08-15: Vol 12 Iss 7 Volume 12 Publisher...
The Engineering and Mining Journal 1871-12-26: Vol 12 Iss 26 ( ) Title The Engineering and Mining Journal 1871-12-26: Vol 12 Iss 26 Volume 12 Publisher...
The Engineering and Mining Journal 1871-09-19: Vol 12 Iss 12 ( ) Title The Engineering and Mining Journal 1871-09-19: Vol 12 Iss 12 Volume 12 Publisher...
The Engineering and Mining Journal 1871-12-19: Vol 12 Iss 25 ( ) Title The Engineering and Mining Journal 1871-12-19: Vol 12 Iss 25 Volume 12 Publisher...
The Engineering and Mining Journal 1871-09-05: Vol 12 Iss 10 ( ) Title The Engineering and Mining Journal 1871-09-05: Vol 12 Iss 10 Volume 12 Publisher...
The Engineering and Mining Journal 1871-12-05: Vol 12 Iss 23 ( ) Title The Engineering and Mining Journal 1871-12-05: Vol 12 Iss 23 Volume 12 Publisher...
The Engineering and Mining Journal 1871-11-21: Vol 12 Iss 21 ( ) Title The Engineering and Mining Journal 1871-11-21: Vol 12 Iss 21 Volume 12 Publisher...