... them:—chemical varnish, No. 1, 2 oz. damar varnish, 1 oz. spirits turpentine; (mix well together.) Finishing varnish, No. 2, 1 oz. spirits turpentine, 1 oz. alcohol, 1 oz. salt, 1 quart water. A camel's hair brush is needed for varnishing. Take a smooth pane of common ... — Young's Demonstrative Translation of Scientific Secrets • Daniel Young