Page:Violin Varnish and How to Make it.djvu/39

Rh

Fill a bottle with shellac, broken glass and spirit in equal proportions. Roll and shake bottle from time to time during 12 hours. Boil in hot water bath. Dilute to substance of thin glue, and filter on wool. The natural colour will be that of the shellac. Alter to taste by the addition of coloured spirit.

Roll and shake from time to time during 24 hours. Heat in hot water bath. Dilute and colour to requirements.