Dodge, Mary Mapes, 1830-1905 · [New York : Scribner & Co.] · leaf 238
COMING TO IIIC SLRr\rE amount of work he can do under water. Usually,when it is necessary for him to examine a con-siderable area of the sea-bed, he has to be drawnto the surface when he finishes in one place, andhis attendants and their craft must be moved toanother point —a thing that generally… … A Il.l, As AN I Mill IN IILI SIN>,IIIM;. mand very high pay. Besides, they have to havea number of attendants: one to hold the life-line,one to watch the air-hose, and either two or four— depending upon the deepness of the water inwhich he is working—to man the air-pumps.Again, when searching…
Children's literature
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