To me classic should be pre mid 80s (maybe it's the 25 year thing for cars;-) So...
Annette Haven
Rachel Ashley
Seka
mid 80s through 2000 is more Golden Age:
Janine Lindemulder
Julia Ann
Jeanna Fine
Taylor St. Claire
Danielle Rodgers
Racquel Darrian
Bonita Saint
Nikki Dial
Celeste
Raylene
Taylor Hayes
Alisha Klass
Debi Diamond
Leena
Jannette Littledove