El Caribe express / 
Caribbean Postal District. 
 - San Juan, P. R.  El Caribe Express  1983. 
 - volumes :  illustrations (black and white) ;  28 cm.  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Postal service--Periodicals.--Caribbean area
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Puerto Rico--Periodicals.