| Gum arabic | 1.5 parts |
| Sugar | 7.5 parts |
| Sulphuric acid, 66° B | 10.5 parts |
| Aniline blue | 1.5 parts |
| Carbolic acid | 0.5 parts |
| Mirobalan extract to make | 1,000 parts. |
This ink when first used has a bluish tint, afterwards becoming black.
Alizarine Green.
| Iron sulphate | 30 parts |
| Copper sulphate | 0.5 parts |
| Sulphuric acid | 2 parts |
| Sugar | 8 parts |
| Wood vinegar, rectified | 50 parts |
| Indigo carmine | 30 parts |
Copying Ink For Copying Without A Press.
Reduce by evaporation 10 volumes of any good ink to 6, then add 4 volumes of glycerine. Or manufacture some ink of nearly double strength, and add to any quantity of it nearly an equal volume of glycerine.
Gold Ink.
Green Ink.
| Aniline green (soluble) | 2 parts |
| Glycerine | 16 parts |
| Alcohol | 112 parts |
| Mucilage of gum arabic | 4 parts |
Dissolve the aniline in the alcohol, and add the other ingredients. Most of the gum arabic precipitates, but according to the author of the formula (Nelson) it has the effect of rendering the ink slow-flowing enough to write with. Filter. {416}