BLACK INK. 171 



BLACK INK. 



Take 4 ounces of the extract of log woocl^ J 

 ounce of bycromate of pot ash, 1 pint boiling 

 water, stir well until all is dissolved — if the ink 

 is not black enough, add a little more of bycro- 

 mate of pot ash. This preparation will also 

 answer for coloring goods, &c. 



BED INK. 



Take of spirits of hartshorn 1 pint, pure car- 

 mine I drachm, put into a bottle and shake well 

 and it is fit for use. 



INDELLIBLE INK. 



Take of lunar caustic 100 grains, gum arable 

 100 grains, make both fine and pour water 

 enough over to dissolve it, put into a phial and 

 stop tightly. 



