The complete baker, or, A method of effectually raising a bushel of flour, with a tea-spoonful of barm : intended to obviate the great difficulties bakers are often put to, for want of a quantity of barm, that very necessary ingredient in making of bread : in which is likewise shewn, that the cause of bread being close and heavy is entirely owing to the baker being unacquainted with the nature of barm and flour / by James Stone.