The 1 Peso "Without Map Boundaries"
The 1 Peso "without map boundaries" received heavy usage on international airmail covers. It is a surprisingly rare stamp otherwise because it was replaced by the 1 Peso Antartica value. This is the reason why there are no 1P1L values. Here are quick links to the 1 Peso value with map boundaries, the 1 Peso values without map boundaries: 1P1E / 1PNGR / 1PNOP / 1P2 / 1PCL