Also in the Learn section, Bostwick and Rymill present an introduction to the four main ingredients in beer: water, malt, hops, and yeast. Shown here is the duo's Field Guide to Hops.  Photo 4 of 8 in Beer Craft: A Guide to Homebrew by Miyoko Ohtake

Beer Craft: A Guide to Homebrew

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Also in the Learn section, Bostwick and Rymill present an introduction to the four main ingredients in beer: water, malt, hops, and yeast. Shown here is the duo's Field Guide to Hops.