How we are sheltered; a geographical reader (1906)
Chamberlain, James Franklin, 1869-1943 · New York, The Macmillan company; London, Macmillan & co.,ltd. · leaf 198
a lamp. It didnot burn very well, however. Seven years after that the first oil well wassunk. That was in Pennsylvania. When themen quit work one Saturday evening, thewell was sixty-nine and one-half feet deep.There was no oil in sight. The following dayone of the workmen passed by the well and… … Fig. 68. — Oil Derricks at Los Angeles, California. oil industry is one of the most important in theworld. When men wish to drill an oil well, a derrickis erected over the spot where they expect tofind oil. An iron pipe is then driven into the 182 HOW WE ARE SHELTERED earth. Inside of this, a sharp…
Dwellings · Readers
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