In the year 2005, Quirk Books in Philadelphia approached David Boles to write the — Field Guide to Urine — as part of their wacky, but fulsome, Field Guide series. Then, the requesting acquisitions editor changed positions, and the delightfully odd pitch was left out to dry. This urine guide is one of David's favorite book tosses that never made it into print. Touch the image below, if you dare, to stream the whole, wondrous, pitch.