Letters credit from Todd Klein via http://kleinletters.com/.
Future Tense storyline continues from Superboy (DC, 1994 series) #21.
Future Tense storyline concludes in Legionnaires (DC, 1993 series) #31.
Letters from: Simon DelMonte, Doug Ohmer, John Kalb, Stephen B. Johnson, Bill Tucker, Werner Leupold, T. Paul Lehman.