Cover franked with single 1940 4c orange yellow with 'EXPRESO' overprint in red (SG E411) tied by fine strike of OFICINA DE COMMUNICACIONES POCHUTA DEPTO DE CHIMALTENANGO cds dated 24 JAN 1948. Addressed internally to GUATEMALA CITY with arrival cds on reverse. This express mail service sent by Autobus commenced in May 1940 with the single rate of 4c and is very scarce. Ex Moorhouse.