PANAMA
001a	1968 12 23	Olympic Games 1968, Mexico
commemorative stamp 70 Centavos Harrow perforation 14		offset litho
Michel 1134	Scott 495l	Yvert Tellier -	Stanley Gibbons -	Domfil 968.54

001b	1968 12 23	Olympic Games 1968, Mexico
souvenir sheet with control number (typography) 70 Centavos Harrow perforation 14		offset litho number printed: 6.000
Michel BL 103	Scott 495	Yvert Tellier -	Stanley Gibbons -	Domfil 968.53

001c	1968 12 23	Olympic Games 1968, Mexico
souvenir sheet without control number 70 Centavos Harrow perforation 14		offset litho
Michel BL 103	Scott 495	Yvert Tellier -		Stanley Gibbons -	Domfil 968.53
It seems that this souvenir sheet was issued only with a printed cancel. The date on this cancel is different from the first day of issue: 1968 11 28. There are four different positions of this cancel.

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