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Scientific American, Vol. 58, No. 8 (1888) (1888)

leaf 4

An illustration from Scientific American, Vol. 58, No. 8 (1888), 1888, leaf 4
nt in making okonite that the instance, No. 18 wire, according to the Birmingham coils of wire to be tested are brought, and placed in wire gauge, is furnished with six different thicknesses sulphur used should be free from acid, and from water and allowed toremain three days. The operator of… … the joint being cleaned, the narily less than that of a sheet of blotting paper as okonite is pressed well giving a wide variety of goods for customers to select over it, and a little heat, as from a lighted match, they come from the last calendering machine, must be from in all the regular grades.…

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