MARC 主機 00000cam  2200000I  4500 
001    ocm01873561  
003    OCoLC 
005    19930418153425.0 
008    751204s1965    xx a         f001 0 eng   
010    64060061 //r 
040    DLC|cLQS|dm.c.|dOCL|dMNU|dm/c 
049    ASIP 
050 0  QC100|b.U556 no. 80 
086 0  C 13.44:80 
100 1  Davies, Kenneth 
245 10 Ionospheric radio propagation|c[by] Kenneth Davies 
260    Washington,|bU. S. Dept. of Commerce, National Bureau of 
       Standards; for sale by the Superintendent of Documents, U.
       S. Govt. Print. Off.,|c1965 
300    xiv, 470 p.|billus.|c24 cm 
490 1  National Bureau of Standards monograph 80 
500    "To replace, in part, a previous publication of the 
       National Bureau of Standards (Circular 462 [1948]) with 
       the same title." 
504    Includes bibliographies 
650  0 Ionospheric radio wave propagation 
810 1  United States.|bNational Bureau of Standards.|vMonograph 
       80