You'll notice that on the front/left side, they have a microchip; a ``puce''. This chip keeps track of the number of units left after each telephone call.
Besides being used for the telephone, the télécarte is also used to advertise. The card shown here depicts a hero of the resistence - Robert Keller - and is part of the commemoration of the 50th anniversary of the Liberation of Paris.
07/94 nbarth@ucsd.edu