Nina Hartley's Guides to Sex - The Collection

Nina Hartley's Guide To Younger Men Older Women Sex 2014

Nina Hartley's Guide To Great Sex During Pregnancy 2008

Nina Hartley's Guide to Female Ejaculation 2006

Nina Hartley's Guide To G Spot Sex 2005

Nina Hartley's Guide To Double Penetration 2004

Nina Hartley's Guide To Masturbation 2004

Nina Hartley's Guide to Multiple Orgasms 2004

Nina Hartley's Guide to Sensual Domination 2 - How to Dominate a Woman 2003

Nina Hartley's Guide to Sensual Domination 1 - How to Dominate a Man 2003

Nina Hartley's Guide to Alternative Sex 2002

Nina Hartley's Guide to Better Cunnilingus 2001

Nina Hartley's Guide to Making Love to Women 2000

Nina Hartley's Guide to Sex Toys 1998

Nina Hartley's Advanced Guide to Oral Sex 1998

Nina Hartley's Guide To Foreplay 1997

Nina Hartley's Guide to Better Fellatio 1994