Amazon.com gives the publishing date as 2006-11-21 as of 2012-12-14.
Reprints in facsimile the lead novel and the non-genre air-war short story “The Vulture Patrol” from the June 1935 issue of the pulp magazine. Both are written by Robert J. Hogan.
All G-8 reprints in this format are reprinted in order of original publication.
Unnumbered pages are advertisements and blank pages.
Volume 6, Number 1.
All illustrations, including that of the non-genre story, are by John Fleming Gould.
Contains many spot illustrations and character portraits that are either filler and drift from one issue to another, or are cropped from the larger full-page illustrations.
Features continuing villain, the mad scientist Herr Doktor Krueger.
The original G-8 and His Battle Aces magazine was published by Popular Publications, now Argosy Communications.
The original editor of the pulp is uncredited. This edited version of the pulp is presumably edited by John Gunnison, the publisher of Adventure House.
The front cover of the facsimile has been restored and slightly altered from the original.
The original pulp cost $0.15, this facsimile costs $14.95 in Canada.
G-8's wiki page is: http://en.wikipedia.org/wiki/G-8_(character)#List_of_G-8_and_His_Battle_Aces_titles.