Amazon.com gives the publishing date as 2008-07-21 as of 2012-12-14.
Reprints in facsimile the lead novel (by G-8 as told to Robert J. Hogan) and the non-genre air-war short story “The Bombless Bomber” from the October 1935 issue of the pulp magazine, which is also written by Robert J. Hogan.
Features continuing villain, the mad scientist Herr Doktor Krueger.
All G-8 reprints in this series by Adventure House are reprinted in order of original publication.
”G-8 Speaks” is a letter section, and it opens with a short introductory essay by G-8 (Robert J. Hogan), and appears at the end of the book before the advertisements.
Unnumbered pages are Adventure House advertisements, blank pages, and the “G-8 Speaks” feature.
Volume 7, Number 1.
All illustrations, including those of the non-genre stories, 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.
The front cover of the facsimile has been restored from the original.
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 original pulp cost $0.15, this facsimile costs $12.95 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.