Astounding Science Fiction [v43 #3, May 1949] (25¢, 164pp, digest, cover by Paul Orban)    
      - 4 · Reactor Research · John W. Campbell, Jr. · ed
 
      - 7 · Needle [Part 1 of 2; Robert Kinnaird] · Hal Clement · n.; illustrated by Orban
 
      - 51 · In Times to Come · John W. Campbell, Jr. · cl
 
      - 52 · Prophecy · Poul Anderson · ss; illustrated by Orban
 
      - 59 · Mother Earth · Isaac Asimov · nv; illustrated by Orban
 
      - 93 · Electrical Mathematicians · Lorne MacLaughlan · ar
 
      - 109 · Lost Ulysses [Advent] · William L. Bade · nv; illustrated by Brush
 
      - 134 · The Conroy Diary · René Lafayette · ss; illustrated by Brush
 
      - 144 · Brass Tacks · The Readers · lc
 
      - _144 · [letter from Sauk City, WI] · August Derleth · lt
 
      - _144 · [letter from Lakeside, CA] · M. J. Nuttall · lt
 
      - _145 · [letter from Philadelphia, PA] · William E. Dorion, Ens. SC USN · lt
 
      - _146 · [letter from South Berwick, ME] · Warren Carroll · lt
 
      - _147 · [letter from Englewood, NJ] · John A. Savage · lt
 
      - _156 · [letter from Saletar, Singapore, Malaya] · D. S. Gardner · lt
 
      - 157 · Book Reviews · P. Schuyler Miller & L. Sprague de Camp · rc
 
      - _157 · Space Cadet, Robert A. Heinlein; New York: Scribners, 1948. 242 p. 48-4723. · P. Schuyler Miller · br [Ref. Robert A. Heinlein]
 
      - _157-159 · The Lungfish, the Dodo, and the Unicorn, Willy Ley; New York: Viking, 1948. 361 p. 48-8709. · L. Sprague de Camp · br [Ref. Willy Ley]
 
      - 159 · The Analytical Laboratory: February 1949 · John W. Campbell, Jr. · cl
 
     
   
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