I just posted some pictures of my Unicanimex saddle on velobase.com:
I think I remember seeing these saddles under a number of different names including maybe "Mexicanitor". Like Bod Freitas said they were probably marketed under the Lambertini brand.
Chas. Colerich Oakland - too cold to ride - CA USA
Bob Freitas wrote:
> Lambertini brand, I think was a West Coast Cycle brand back when they
> were also distributing Windsor Bikes. I think they only did copies of
> the basic saddle not the fancier ones like #3.
> BOB FREITAS
> gray skies with a bright spot up there in MILL VALLEY, CA USA