 | 1822 - 442 str.
...of the tablets is sufficiently smooth ; they are then carefully dried, sized, picked, sorted, 8cc. carried to the rolling-mill, and several times passed...into a vat with a solution in water of acetate of alumine, or sulphate of iron, as a mordant or ground to fix the colour, according to the colour intended... | |
 | Thomas Gill (patent-agent) - 1822 - 564 str.
...carried to the rolling-mill, and several times passed between the polished cylinders, to give them the last finish. The above is the process for the plain...into a vat with a solution in water, of acetate of alumine, or sulphate of iron, as a mordant or ground to fix the colour, according to the colour intended... | |
 | Luke Herbert - 1826 - 408 str.
...carried to the rolling mill, and several times passed between the polished cylinders, to give them the last finish. The above is the process for the plain...into a vat with a solution in water of acetate of aluminc, or sulphate of iron, as a mordant or ground to fix the colour intended to be made ; the whole... | |
 | Luke Hebert - 1835 - 938 str.
...carried to the rolling mill, and several times passed between the polished cylinders, to give them the last finish. The above is the process for the plain...into a vat with a solution in water of acetate of alumine, or sulphate of iron, as a mordant or ground to fix the colour intended to be made ; the whole... | |
 | Luke Hebert - 1846 - 944 str.
...carried to the rolling mill, and several times passed between the polished cylinders, to give them the last finish. The above is the process for the plain or white tablets. In making '.' * tinted tablets, the following additional particulars are to be attended to. The rags are cleansed,... | |
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... last finish. The above is the process for the plain or white tablets. In making the tinted tablets, the following additional particulars are to be attended to:— The rags are cleansed, washed, and beaten into half stuff in the usual way; the water... 