Inside Out Library · ExploreAmerican handy-book of the brewing, malting and auxiliary trades .. (1901)Wahl, Robert, 1858-, Henius, Max · Chicago, Wahl & Henius · leaf 587561 PURE YEAST CULTURE. Hansen’s Pure Yeast Apparatus. 36Brewing · MaltInternet Archive · Smithsonian Libraries · Public domain (published before 1931). Free to use for anything.More pictures from American handy-book of the brewing, malting and auxiliary trades ..More like this