Wisconsin Supreme Court September 27, 1881 (Nelson v. St. Croix Boom Corp.)

Orton, J.

The charter of the defendant corporation required it to construct, maintain, and keep in order, two good and substantial booms on the St. Croix river, one to be called the upper boom, and the other the lower boom; but it is provided that said corporation may, at their option, omit to maintain or keep up, or raft logs or timber at, their upper boom, and in case and so long as said upper