American horological journal, devoted to practical horology (1869)
Miller, George B · New York, G. B. Miller · leaf 63
. Ashallow rim is turned up around the edge ofthe dial and the feet firmly riveted into theirplaces, and it is then ready to receive the en-amel, which is but a fine variety of porcelain,especially prepared for this purpose, and issomewhat more fusible than the ordinary por-celain. This enamel is… … for filling the back of the dial plate, givingfirmness and strength to the dial. This fineporcelain powder is then spread in a thin layerupon the dial plate, and gently heated to expelthe moisture. The enamelling furnaco is a miniature cupolainto which are set fire-clay muffles of a foot orso in…
Clocks and watches
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