... barm into atoms, and mix it with the Liquor. Pour immediately another pail-ful to that, continuing to do so, till all the Liquor be in. Which by this time and this course will be uniformly mixed with the barm, and begin to work. Yet scoop and lade it well a while, to make the mixtion more perfect, and set the working well on foot. Then cover your But-head with a sheet onely in Summer, but blankets in Winter; and let your Liquor work about 24 hours or more. The measure of that is, till the barm (which is ... — The Closet of Sir Kenelm Digby Knight Opened • Kenelm Digby