1867 Six Hundred Receipts by John Marquart

600 MISCELLANEOUS VALUABLE RECEIPTS.

77

No. 143.

,

IIoiD to No. 2. Take soft Prussian blue and oxalic acid, equal Darts, powder them finely, and then add soft water to bring it to a thin paste. Let it stand for a few days, then add soft water to make the desired shade of colour, adding a little gum arable to prevent its spreading. make Blue Ink for writing.

No. 143i

How to

make Vinegar.

No. 1.

Vinegar is used principally as a sauce and to pre- serve vegetable substances; but it is employed ex- ternally when an overdose of strong wine, spirit, opium, or other narcotic poison has been taken. A false strength is given to it by adding oil of .vitriol or some acrid vegetable, as pellitory of Spain, capsi- cum, &c. It is rendered colourless by adding fresh- burned bone-black, 6 ounces to a gallon, and letting it stand for 2 or 3 days to clear. Mix cider and honey, in the proportion of 1 pound of honey to a gallon of cider, and let it stand in a vessel for some months, and vinegar will be produced so powerful that water must be mixed with it for common use.

No. 144.

Another Vinegar. No. 2. Scheie, a celebrated chemist, has recommended the following recipe : — Take 6 spoonfuls of good spirits of wine, to this add 3 pints of milk, and 7*