Sloane, T. O'Conor (Thomas O'Conor), 1851-1940 · New York, N. W. Henley & co. · leaf 169
, both large andsmall, the simplest and most satisfactory hardeningand tempering processes are presented. The uses towhich the leading brands of steel may be adaptedare concisely presented, and their treatment for work-ing under different conditions explained, as are alsothe special methods for the… … MANUFACTURERS OF THE LATEST NOVELTY THE AEOLICRAFT OUR SHOP IS EQUIPPED WITH THE LATEST AND BESTMACHINERY OBTAINABLE FOR FINE, ACCURATE WORKIN THE LINE OF EXPERIMENTING, ELECTRICAL TESTINGAND DESIGNING. MODELS FOR COLLEGES, ETC. FINETOOL AND INSTRUMENT WORK :::::::::: SEND FOR BOOKLET l|H,f !F…
Electricity
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