Unión Postal Universal, Dirección Jeneral de Correos de la república de Honduras Universal Postal Union [signed] T. Estrada. [s.n.] Estrada, T. 1879 Text print 1 sheet ; 33 cm. Griffith H237 ku-broadsides:1152 https://digital.lib.ku.edu/ku-broadsides/1152 ocn855333684 spa This work is free of known copyright restrictions.