Comic Title: Uncanny X-Men #350
Publisher: Marvel
Cover Date: December 1997
On Sale Date: October 29, 1997 Direct Market Date October 1, 1997
Source: Marvel Vision, #22

Direct Market Date October 29, 1997
Source: ComicList, Diamond : New Comic Book Releases List for Wednesday, October 29, 1997

Direct Market Date October 1, 1997
Source: Previews, Vol. 7 #8 (#104)

Shipping Date October 29, 1997
Source: Comics Buyers Guide, #1251

Shipping Date October 8, 1997
Source: Comics Buyers Guide, #1247

Shipping Date October 1, 1997
Source: Comics Buyers Guide, #1246

Direct Market Date October 29, 1997
Source: Usenet, Late Comics Report for the week of October 30, 1997

Cover Price: $3.99
Page Count: 48
Editor: Bob Harras

Title: "Trial & Errors"
Pages: 36

Feature(s):
X-Men

Writer: Steven T. Seagle
Penciller: Joe Madureira
Penciller: Andy Smith
Inker: Tim Townsend
Inker: Vince Russell
Inker: Dan Panosian
Letterer: Richard Starkings
Letterer: Kolja Fuchs
Colorist: Steven J. Buccellato

Reprinted In:
Uncanny X-Men #350 [Variant] (1997)
X-Men Visionaries:Joe Madureira TPB (2000)
100 Greatest Marvels of All Time #2 (2001)