Secrets of the Sex MastersCarl Frankel, Megan Andelloux, Jaeleen Bennis, Charlie Glickman, Ernest Greene, Nina Hartley, Carlyle Jansen, Joseph Kramer, Reid Mihalko, Eve Minax · First published 2014Open the Tome
Adventurous Couple's Guide to Sex ToysViolet Blue, Charlie Glickman · First published 2013Open the Tome
