An Ernst Heubach of Koppelsdorf bisque socket-head

An Ernst Heubach of Koppelsdorf bisque socket-head doll, with a short black wig, sleeping blue glass eyes, and an open mouth with two upper teeth, on a bent-limb five-piece composition body, the head impressed 'Heubach . Koppelsdorf / 300 5.0 / Germany', 35cm high; and a bisque socket-head doll, probably by Gebruder Heubach, with moulded and spray-painted hair, intaglio moulded blue eyes, and a closed mouth, on a bent-limb five-piece composition body, the head indistinctly impressed '0 / 7... / ... / ...', 23cm high.
Note: For dolls of similar appearance to the latter, by Gebruder Heubach, see Coleman, D., E. & E. The Collectors Encyclopaedia of Dolls, twelfth printing, New York 1979, p.295.