Thirteenth report by the International Telecommunication Union on th e telecommunication and the peaceful uses of outer space. 

 - Geneva :    International Telecommunications Union,    1974. 
 - 131 p. :    ill., graphs ;    21 cm. 
 - ITU booklet ;    no 15 .
<br/><br/><label>LCCN: </label>76-357136 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Artificial satellites in telecommunication -- Congresses.