Originally Posted by zonatandem
Mid-70s, in descending order of quality/price of some of the top Fuji's is as follows, to my recollection:
Top of the line: Fuji Professional Double Butted ChromeMolly Steel (have a '75 model for sale); Fuji Ace (first-ever Dura Ace gruppo); Fuji Newest; Fuji Finest; Fuji America (with triple chainrings for touring); STS (male version) & S10SL (Ladies mixte model).
The Del Rey, is to my recollection a later and lower line model.
I'm not sure where the Del Rey fits in, but I've recently seen catalogs that the proprietor of my LBS has kept. The order is as you've stated, but at some point in the 80's some of the top models became quad butted framesets.