Postal facts 
United States Postal Service 
 - Washington, D.C.  The Service  1998- 
<br/><br/> Title from title screen (viewed on Apr. 9, 1998) 
<br/><br/><label>Subjects--Corporate Names: </label><br/>United States Postal Service.
<br/><br/><label>Subjects--Topical Terms: </label><br/>Postal service--Statistics
<br/><br/><label>GPO Item No.: </label>0837-S-01 (online) 
<br/><br/><label>Gov. Doc. Class. No.: </label>P 1.60: