Amazing Stories, Volume 3 Number 5, August 1928. Cover illustration by Frank R. Paul.
From the contents page: <blockquote><p>Our Cover this month depicts a scene from the first installment in this issue of the story entitled <i>THE SKYLARK OF SPACE</i> by Edward Elmer Smith and Lee Hawkins Garby, in which the scientist, who has discovered a chemical substance for the liberation of intra-atomic energy, is making his initial tests, preparatory to his interplanetary flight by means of this liberated energy, which makes possible his interstellar space-flyer. </p></blockquote>
Also in this issue is <i><a href="https://en.wikipedia.org/wiki/Armageddon_2419_A.D." class="extiw" title="en:Armageddon 2419 A.D.">en:Armageddon 2419 A.D.</a></i> The main character and narrator is Anthony (Buck) Rogers.
<bdi><a href="https://en.wikipedia.org/wiki/en:Frank_R._Paul" class="extiw" title="w:en:Frank R. Paul"><span title="American science fiction illustrator">Frank R. Paul</span></a>
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21 March 2006 (original upload date)
Transferred from <span class="plainlinks"><a class="external text" href="https://en.wikipedia.org">en.wikipedia</a></span> to Commons.