Dodge, Mary Mapes, 1830-1905 · [New York : Scribner & Co.] · leaf 469
lubber, from which is made the whaleoil of commerce. In former years it wasprofitable to hunt whales for this oil, butpetroleum and fish oils have to a great ex-tent replaced whale oil and have so reducedits market value that whales would nowrarely be killed by man if they did notyield several more… … MOUTH OF GREENLAND WHALE. Showing strainers (baleen). 456 NATURE AND SCIENCE FOR YOUNG FOLKS. 457
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