Comic Title: Uncanny X-Men #223
Publisher: Marvel
Cover Date: November 1987
On Sale Date: August 11, 1987 Newsstand Date August 11, 1987
Source: Marvel Age, #55

Newsstand Date August 13, 1987
Source: Amazing Heroes, #123

Shipping Date July 21, 1987
Source: Marvel Age, #55

Shipping Date July 21, 1987
Source: Amazing Heroes, #123

Copyright Date July 24, 1987
Source: Library of Congress, Copyright Office 1987
Marvel LoC dates from May 1987 to Nov 1987 are erroneous
All issues within a given month use the same date

Cover Price: $0.75
Page Count: 32
Editor: Ann Nocenti

Title: "Omens & Portents"
Pages: 23

Feature(s):
X-Men

Writer: Christopher S. Claremont
Penciller: Kerry Gammill
Inker: Daniel Green
Letterer: Tom Orzechowski
Colorist: Glynis Wein (Oliver)

Reprinted In:
Essential X-Men Vol. 7 TPB (2006)
X-Men:The Fall of the Mutants Omnibus HC (2022)
X-Men:The Fall of the Mutants Omnibus HC [Variant] (2022)
Marvel Masterworks Vol. 338:Uncanny X-Men Vol. 15 HC (2023)
Marvel Masterworks Vol. 338:Uncanny X-Men Vol. 15 HC [Variant] (2023)