Eine Frage zu Mack's Barbers' Guide; a Practical Hand-book, for Apprentices, Journeymen and Boss, Embracing a Theoretical Course in Barbering, as Well as Recipes and Formulas for Toilet Waters, Face Lotions, Creams, Salves, Pomades, Shampoos, sea Foams, Hair Tonics, Et an den Kundensupport stellen