Nina Hartley's Guide To Anal Sex 1995 | Adam & Eve | Runtime: 1h 17min | Series: Nina Hartley's Guide
Nina Hartley's Guide To The Perfect Orgy 2007 | Adam & Eve | Runtime: 2h 50min | Series: Ernest Greene
Nina Hartley's Guide To Stripping For Your Partner 2007 | Adam & Eve | Runtime: 1h 16min | Series: Ernest Greene
Nina Knows Best Of Series 7: Anal, Double Penetration And Strap-Ons 2015 | Adam & Eve | Runtime: 5h 46min | Series: Nina Knows Best Of Series
Nina Hartley's Advanced Guide To Anal Sex For Men And Women 2007 | Adam & Eve | Runtime: 1h 43min | Series: Nina Hartley's Guide
Tristan Taormino's Ultimate Guide To Anal Sex For Women 1999 | Evil Angel | Runtime: 3h 16min | Series: Tristan Taormino's Ultimate Guide To Anal Sex For Women
Nina Hartley's Guide To Sensual Submission: How To Submit To A Man 2003 | Pacific Media | Runtime: 2h 10min