While researching a copy of the first English edition of Sigmund Freud's The Interpretation of Dreams sent to me by a book collector friend, I found that the current listings for this book contained bibliographic inconsistencies and what seemed to be unchecked points of identification. I began simply wanting to determine if the copy I had in hand was a first or second printing of the American issue. The task quickly escalated as each point of identification I found so confidently stated in sellers' listings was factually unverifiable. As my friend had gone to the trouble of sending me his...