Lynde, Carleton John, b. 1872 · New York, Macmillan · leaf 124
Outer Case … Inner FlasK FIG. 78. — The thermos bottle. from the fireless cooker and the refrigerator. It consists oftwo bottles blown one inside the other and sealed together at theneck, Fig. 78. The outside of the inner bottle, and the insideof the outer bottle are silvered, then the air is pumped out of 110…
Physics · Home Economics
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