~~~ except that the 10f, 53 mm was made and used pre-Monitary Reform Act... and the 10f, 39 mm was made and used after the MRA... and then both were used. The pair: $9

Other denomination jetons and plaques from this Challes-les-Eaux series; pre/post MRA.
http://community.webtv.net/GAMBLING-CHIPS/CASINOCHALLESles

The blue plaque reverse: 100NF (post-MRA)... and the white is pre-MRA 100f... and the red 50f is pre-MFA.