Appletons' cyclopaedia of applied mechanics: a dictionary of mechanical engineering and the mechanical arts (1880)
D. Appleton and Company, Benjamin, Park, 1849-1922 · New York, D. Appleton · leaf 395
re three principal methods, known as the methodof single touch, separate touch, and double touch. By single totted.—This is most applicable to small magnets. To magnetize by the loadstone, pro-cure a small bar of steel about 8 inches long, one fourth of an inch wide, and one-eighth of an inchthick,… … M 9 2972. 2973.
Mechanical engineering -- Dictionaries
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