Cover with 'ADMOR DE RENTAS Y ADUANAS TRUJILLO' arms cachet on reverse franked with 1913 5c blue and 10c on 6c slate violet 'Provisional' SURCHARGE issue (SG 169 & 184) tied by CORREOS DE PUERTO BARRIOS DEPTO DE IZABAL (Guatemala) cds. Addressed to USA with arrival cds on reverse. Very unusual.