Originally published in 1967, updated in 1975 and updated again in 1981. This book contains information on 7,000 titles by author, including fiction and nonfiction, and coded to denote quantity and quality of lesbian content.The foreword to the 3rd edition introduces the book as "The Legendary Lesbian Treasure Map'.The introduction to the 3rd edition lets readers know that the books labeled `T' for trash in the first edition were not included in the 2nd or 3rd edition.A bonus are the 89 photographs, dating from a bust of Sappho to self-portraits of Tee Corinne, J.E.B., and Honey Lee Cottrell.