The Jenks Ship Building Co. is building for the US Lake Survey seven catamarans, each 40 feet in width. Each catamaran has two large steel cylinders 30 feet long and 40 inches in diameter. When compl
The Jenks Ship Building Co. is building for the US Lake Survey …
Three of the steel pontoons built for the Lake Survey by the Jenks Ship Building Co. have been launched and it is expected that the remaining four will go into the water some time next week. When the
Three of the steel pontoons built for the Lake Survey by the …