ecified by Mr. N. 0. Andre, of Paris. render the details intelligible to our readers. themselves, and what extraordinary results are He proposes to subject the cuttings to the action of The roller on which the curtain is fastened is a tin obtained in experiments that vanish in practice. nitrous or… … HARTSHORN'S CURTAIN FIXTURES. Fig. 1 shows this tube and also the manner of fasten- with a view to the re-employment of the metals, in g the curtain to it. A groove is made in the roller, especially tin, such scraps forming the refuse of vari- which has a thin flange, a, overlapping it. The edge…
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