CEMENT.
| Fine Whitening, | 2 oz. |
| Gum-Arabic, | 2 oz. |
| Finest Flour, | 1-2 oz. |
| Ox-Gall, a tea-spoonful. | |
The whole to be dissolved, and mixed well with water into thick paste.
This is well adapted for attaching different objects, and especially for fixing shells to pasteboard, etc.