Dodge, Mary Mapes, 1830-1905 · [New York : Scribner & Co.] · leaf 617
m of heating was $3000 less thanthe cost of steam-heating would have been. Inaddition, a very material increase in the floor 1036 NATURE AND SCIENCE FOR YOUNG FOLKS [Sept., space has been gained by the elimination of boil-ers, coal-bins, and engineers quarters. The operating cost, at the flat rate… … KLECTRICITY SI PPLIES ALL THE POWER NEEDEDMANUAL TRAINING DEPARTMENT. board in touch, and any adjustment of the otherapparatus is readily made by the manual trainingboys. Mr. Charles Paul, the government engineer ofthe Minidoka project, recently remarked: —It istrue that our rate per kilowatt is…
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