The Fifth-Dimension Tube
Murray Leinster
Наука и жизнь #09 1988
Nauka i Zhizn Magazine
Крокодил, 1925 , № 46
Krokodil Magazine
Jim Baen's Universe Vol 2 No 5
Eric Flint
Baen's Universe (11)
Declination
David Derrico
Right Ascension
Meddlers In Time- The Cockatoo River Incident
Wayne Watson