mother of pearl from another social place in France called Dieppe.
The most interesting are the poker chips, numbered but with no value on them.
Talking about cercle des courses de Dieppe, Grand Cercle de Dieppe, Bains de Dieppe and Casino de Dieppe.
And the only mother of pearl poker chip I have ever seen.

First picture of one of the MOP Bains de Dieppe.

Jo from Belgium