Interim catalogue of data in IGY World Data Center A.   

 - Washington, D .C.  :   [s.n.] ,   1959. 
 - v, 169 p.  ;    28 cm. 
 - IGY general report series ;   no. 7. .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geophysics --Observations -- Indexes.--Indexes.------