Thank you for commenting and sending me helpful information!
List of contributors:

Peter Gresch (USA) - for providing information on "Faiencerie de Thulin" of Belgium

Christoph Messerli (CH) - for his insight & help on Swiss ceramics and his pottery donations

Frédéric Tillard (FR) - for identifying a René Meynial dish

Jean-Pierre Cadot (FR) - for his information on the  work of Ray Camart (Vallauris)

Kevin Bülow (DE) - for his information on German ceramic manufacturers

Norman Warbreck (CH) - for giving information on Joseph Holdcroft

Volker Hornbostel (DE) - for his information on Elsterwerda

Walter Herbster (FR) - for his identification of some Vallauris' signatures

Jan Jönsson (SE) - for his information on Nis Stougaard, Svaneke, Denmark

Yves Johannel (FR) - for his information on Poterie Jean Johannel, Ferney Voltaire

UP-TO-DATE
January 2021: Chinese and Japanese pieces added!
Chinese and japanese items will be added in the coming 2 months -
These pieces come from older collections and most were purchased before 1980. There will be also additional information about marks, styles and quality... more...
Francis Crociani: discovery of a postcard from 1962
The postcard mentions the purchase of a potter's wheel   more...
Minimalist Ceramics by André Freymond
See also Exhibition André Freymond   more...