The first cover is to Sweden, a 1.45 pesos rate.
The other two covers are 1.45 pesos rates to Finland. The 1 peso stamps in both of these covers have colors consistent with those of the 1E4 paper of 1940. This first one has been postmarked with the "Plantad Arboles" ("Plant Trees") slogan.
The second cover to Finland is to the same adressee and is postmarked with the same slogan.
