Dodge, Mary Mapes, 1830-1905 · [New York : Scribner & Co.] · leaf 782
ets were flooded. Thestorm sewer on the next street above the subwayshaft burst, and the water came pouring downthe hill and into the shaft. Right on the men? exclaimed Mrs. Billups. I9i6.] ON THE BATTLE-FRONT OF ENGINEERING 1117 Oh, no; they were in the caisson, you know.Jack had just come up from… … ■JACK WAS THE LAST ONE TO COME THROUGH installed and the water pumped out. But worsestill, the doors in the air-lock were held shutmerely by the air-pressure inside, and that wasonly four pounds to the square inch. It wouldtake a depth of but eight feet of water over theair-lock to force those…
Children's literature
Internet Archive · UNC Libraries · Public Domain Mark 1.0. Free to use for anything.
![An illustration from St. Nicholas [serial], 1873, leaf 782](https://img.insideoutlibrary.com/img/1024/ia-stnicholasserial4321dodg-782-994.webp)
