File:St. Nicholas (serial) (1915) (14781728661).jpg

Identifier: stnicholasserial4311dodg (find matches)
Title: St. Nicholas (serial)
Year: 1873 (1870s)
Authors: Dodge, Mary Mapes, 1830-1905
Subjects: Children's literature
Publisher: (New York : Scribner & Co.)
Contributing Library: Information and Library Science Library, University of North Carolina at Chapel Hill
Digitizing Sponsor: University of North Carolina at Chapel Hill

View Book Page: Book Viewer
About This Book: Catalog Entry
View All Images: All Images From Book
Click here to view book online to see this illustration in context in a browseable online version of this book.

Text Appearing Before Image:
er-vice, and had shown himwhich valves were which. Heswung a lever to close the bot-tom door, and then opened avalve to let the compressed airout of the lock. A momentlater the upper door of thelock opened and the boyclimbed in. For the barest fraction ofa moment Jack hesitated as hethought of the two men whohad died of caisson disease.Then he snapped his jaws,walked over to the air-valve,turned it, and, with considerable effort, swungup the heavy iron door. Just as he had it nearlyclosed, the air caught the door and clapped itshut. Jack stood in the little round chamber ofthe air-lock, considerably excited. It was just asPerry had described it. He felt the increasingpressure of air on his ear-drums. It was grow-ing painful. Perry had said that he must hold his nose and mouth shut and then blow for allthat he was worth. Jack tried it and got somerelief, but still it seemed as if his ears must burst.Maybe he was letting the air in too fast. Hereached over and closed the valve slightly.
Text Appearing After Image:
JACK SENT THE MAN SPRAWLING OVER THE SIUE OF THE CAISSON INTO THE ICY RIVER. Then he began to soliloquize: The trap-doorin the floor is held up by the greater pressure ofair below. When the pressure above is the sameas that below, the door will drop open. Suddenly he jumped to one side of the cham-ber. Why, I ve been standing on that door allthe time ! he exclaimed. Less than five seconds later, the door swung 240 ON THE BATTLE-FRONT OF ENGINEERING (Jan., down, striking the side of the shafting with abang. There was something uncanny about theway it yawned open, revealing the narrow, dimlylighted well that ran down seventy-five feet intothe earth. Hello ! came a muffled voice from out of thedepths. Anybody there? The voice soundedstrange in that heavy atmosphere. Tts Jack. What s the trouble? T cant get out, came the voice again. Myankle s broken, or terribly sprained. Im coming down as fast as I can. Jack saw no ladder, but he noticed a set ofrungs that projected from the wall of the

Note About Images