improved con- The following method for bluing struction designed by the experi- enced firm who are its proprietors sinall steel pieces evenly will prove ‘satisfactory : You first blue the ob- and who superintend its manufact- ject without any special regard as ure, on which a high grade of skill-… … ing rubbed will show a beautiful only be printed accurately in place bronze. and in alignment with the rest. In Platinum can be made to adhere the view of the machine showing to gold by soldering, in the following manner: A sinall the platen turned back, the series of guiding holes can through…
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