Throughout this book will be numerous illustrations and photos. Although most pictures are right on the page where they’re discussed, occasionally you’ll be referred back to a previous photo or illustration. Each figure number will begin with the page number that it’s on, followed by a letter denoting alphabetically which image it is on that page going from left to right, from top to bottom. For example, Figure 79c refers to the third image on page 79.
You will also see a number of icons through the book, representing ideas that stand apart from the rest of the text in a particular way. These are as follows:
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