Many doll companies made small hard plastic dolls during the era of 1948-1960's, one of which is the Duchess Doll Corporation.  Dolls are often marked on the back with; Duchess Doll Corp 1948 or 1949.  Dolls are all hard plastic, 7-8" tall slender adult figure body jointed at neck and shoulders with non-bendable legs, painted or sleep eyes, wigged, and molded painted on low heeled shoes, with elaborate costumes stapled to dolls body. These are also called "Travel Dolls".  Duchess dolls are inexpensive and often found, still in their original box with tags.        

Some Duchess Doll names are:

Alice in Wonderland, Bride, Brides of the World, Charm Girl, Cinderella, Continental Dolls; Dolly Madison, Queen Elizabeth; Coronation Doll, Dale Evans, Danny the Groom, Dolls of all Nations; Gypsy, Irish, Morocco, Spain, Dream Girl, May, Miss Hollywood, Fairy Princess, Miss North American Van,

Miss Tastee-Freez America's Sweetheart,

Miss Valentine of 1951, Scotch Girl, Walt Disney's Peter Pan and Tinker Bell.

Duchess Doll face mold