| 5 |
Essay
|
Non Fiction |
Apologia |
The Editor
|
| 9 |
Short Fiction
|
Fiction |
Cloak of Aesir |
Don A. Stuart
|
| 43 |
Essay
|
Non Fiction |
An Electric Battery—2,000 Years Ago |
Willy Ley
|
| 45 |
Short Fiction
|
Fiction |
Follow the Bouncing Ball |
Arthur J. Burks
|
| 57 |
Serial
|
Fiction |
Cosmic Engineers (Part 2 of 3) |
Clifford D. Simak
|
| 88 |
Essay
|
Non Fiction |
Toward the Superman |
Richard Tooker
|
| 94 |
Essay
|
Non Fiction |
Breeding for Size |
uncredited
|
| 95 |
Short Fiction
|
Fiction |
Star Crash |
Kent Casey
|
| 109 |
Short Fiction
|
Fiction |
Children of the "Betsy B" |
Malcolm Jameson
|
| 118 |
Essay
|
Non Fiction |
The Analytical Laboratory: January 1939 (Astounding, March 1939) |
The Editor
|
| 119 |
Short Fiction
|
Fiction |
Problem in Murder |
H. L. Gold
|
| 140 |
Essay
|
Non Fiction |
In Times to Come (Astounding, March 1939) |
The Editor
|
| 141 |
Short Fiction
|
Fiction |
Beyond the Sun |
D. L. James
|
| 156 |
Essay
|
Non Fiction |
Science Discussions and Brass Tacks (Astounding, March 1939) |
The Editor
|
| 158 |
Essay
|
Non Fiction |
Letter (Astounding Science-Fiction, March 1939): The Definition of Nova Calls for an Old Idea, But Done in a New and Outstanding Manner. |
John F. Scully
|
| 162 |
Essay
|
Non Fiction |
Letter (Astounding Science-Fiction, March 1939): Maybe They, Like Lobsters, Had Haemocyanin Blood? |
Hewitt D. Hackmann
|
| 156|156.1 |
Essay
|
Non Fiction |
Letter (Astounding Science-Fiction, March 1939): The Arachne Still Spins Her Web! |
Arthur J. Burks
|
| 156|156.2 |
Essay
|
Non Fiction |
Letter (Astounding Science-Fiction, March 1939): What About Orders of Infinity? Cosmic Ray Particles, for Instance, Reach Earth from an Infinity of Directions at Any of an Infinite Number of Velocities—Which Makes an Infinitely Hard Problem for the Calculator! |
Norman F. Stanley
|
| 159|159.1 |
Essay
|
Non Fiction |
Letter (Astounding Science-Fiction, March 1939): Williamson Coming Up—with a Sequel to "The Cometeers." |
Richard Irwin Meyer
|
| 159|159.2 |
Essay
|
Non Fiction |
Letter (Astounding Science-Fiction, March 1939): Well—Not Exactly Conservative. |
C. H. Osborne
|
| 159|159.3 |
Essay
|
Non Fiction |
Letter (Astounding Science-Fiction, March 1939): Astronomically, a Nova Is an Old, Known Star that Flares Into Sudden, Enormous Brilliance. Schere's Story Was Written Six Months Before We Published "Dilmo Deni." |
Albert P. Quill
|
| 160|160.1 |
Essay
|
Non Fiction |
Letter (Astounding Science-Fiction, March 1939): Comment by the Year! |
S. S. Sowers
|
| 160|160.2 |
Essay
|
Non Fiction |
Letter (Astounding Science-Fiction, March 1939): Stars—Plums—Now Planets! But—Ganymede's a Moon and Mercury's a Planet, But Ganymede's Bigger! |
Bob Fecteau
|
| 161|161.1 |
Essay
|
Non Fiction |
Letter (Astounding Science-Fiction, March 1939): His Ratings Were About Like the Opinions of the Majority. Re Covers: How Do You Like the Changed Style? |
Ralph C. Hamilton
|
| 161|161.2 |
Essay
|
Non Fiction |
Letter (Astounding Science-Fiction, March 1939): One Plum Tree for Phillips! |
J. C. Fine
|