Nina Hartley's Guide To Better Cunnilingus 1994 | Adam & Eve | Runtime: 49min | Series: Nina Hartley Guides
Nina Hartley's Advanced Guide To Oral Sex 1998 | Adam & Eve | Runtime: 1h 28min | Series: Nina Hartley Guides
Michelle Austin's How To Have Oral Sex With A Trans Woman 2018 | Kennston Productions | Runtime: 1h 28min
Jessica Drake's Guide To Wicked Sex: Foreplay 2015 | Wicked Pictures | Runtime: 1h 38min | Series: Jessica Drake's Guide To Wicked Sex
Jessica Drake's Guide To Wicked Sex: Fellatio 2011 | Wicked Pictures | Runtime: 1h 10min | Series: Jessica Drake's Guide To Wicked Sex