Part of Marvel Comics' series of Epic Collections, tradepaperback collections of long runs of their most popular series. This Avengers volume, "This Beachead Earth," collected Avengers (1963) #77-97 and Incredible Hulk #140, including the popular Kree-Skrull War storyline, as well as Ellison's Psyklops story from Avengers #88 and Incredible Hulk #140. This fifth volume of the Avengers collected comics from the years 1970-1972. Or note, in the backmater for this volume, which includes scans of original art and other pieces, is reprinted a house ad for this story that appeared in June 1971 Marvel comics,
From the back cover: "Roy Thomas' epic Avengers run continues with the origin of the Black Panther, the debut of the Lady Liberators, the return of the Squadron Sinister and the all-time classic Kree/Skrull War! Caught in the crossfire, Earth has become the staging ground for a conflict of star-spanning proportions! For two eternal intergalacti enemies, the merciless Kree and the shape-changing Skrulls, have gone to war, and our planet is situated on the front lines! Can Earths Mightiest Heroes, the Avengers, bring about an end to the figting before humanity becomes a casualty of war? And what good are even a dozen super-powered champions against the vast miliatary machines of two of the great empires of the cosmos?"
"The Epic Collections feature the best characters and stories from Marvel's vast history. Volumes are not published in chronological order—so start your collection today with this edition, and look inside for a complete list of available and upcoming releases!"
Strangely, the Epic Collections use the logo from Marvel's 1980s creator-owned comics line Epic Comics, whose Epic Illustrated first printed Ken Steacy's adapatations of Ellison's Night and the Enemy stories.