~~~ and noted in many catalogues when explaining such chips as French having both recent/older denominations depicted on the piece... such as a 5f jeton sur 500 anciens francs; where either a comma or strike over the 'outdated' denomination is seen on the faCE... such in the case with those chips that remained in play after 1961 when the French Monetary Refom Act reduced value of every 100f to 1 New franc (NF).