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 <h1><a name="first_steps_with_pdl">First Steps with PDL</a></h1>
+<p> Chapter 1 from the <a href="http://sourceforge.net/projects/pdl/files/PDL_2013/PDL-Book/">PDL Book</a></p>
 <p><em>&quot;Maybe there are a few civilizations out there that have decided to stay
 home, piddle around and send out some radio waves once in a while.&quot;</em></p>
 <p><em>- Annette Foglino, Space: Is Anyone Out There? Most astronomers say yes, Life, 1 Jul 1989.</em></p>