Nina Hartley's Guide To Sex Toys 1998 | Adam & Eve | Runtime: 1h 27min | Series: Nina Hartley's Guide
Nina Hartley's Advanced Guide To Sex Toys 2001 | Adam & Eve | Runtime: 1h 20min | Series: Nina Hartley's Guide To...
Nina Hartley's Guide To G-Spot Sex 2005 | Adam & Eve | Runtime: 1h 16min | Series: Nina Hartley's Guide
Nina Hartley's Guide To Great Sex During Pregnancy 2008 | Adam & Eve | Runtime: 1h 25min | Series: Ernest Greene
World Of Sexual Variations 3 2009 | Adam & Eve | Runtime: 4h 1min | Series: World Of Sexual Variations