Congrats on finishing the run, Devin. That is awesome and tough.
I bought these when they came out and loved them. Still have them around somewhere. I picked up a batch of Digests from you quite a while ago too.
I did see the GCD indexer notes the Bridwell commentary.
http://www.comics.org/issue/358605/
"Nelson goes over the history of Adventure Comics and its predecessor titles, New Comics and New Adventure Comics. He covers several of the features that were a part of it, including Federal Men, Nadir, Sandman, Hourman, Starman, Manhunter, Superboy, Green Arrow, Johnny Quick, Aquaman, Legion of Super-Heroes, Congorilla, Tales of the Bizarro World, Supergirl, Black Orchid, Justice Society, a new Starman, and Dial H for Hero (among others). Includes six cover reprints from the series. (This sequence added 2008-09-07 by Allen Ross, replacing 6 cover reprint sequences.)"