Here is what I have compiled based on everyone's help:
(times in EDT)
09/08/2004:
Live 60 Minutes thread ('Howlin'):
07:39p http://www.freerepublic.com/focus/f-news/1210516/posts
Validity questioned due to formatting by 'TankerKC'
08:19p http://www.freerepublic.com/focus/f-news/1210516/posts?page=107#107
Suggestion to check a gov typewriter of the era by 'Texasforever'
08:24p http://www.freerepublic.com/focus/f-news/1210516/posts?page=131#131
Validity questioned due to "they were typed" by 'armybratproud'
08:27p http://www.freerepublic.com/focus/f-news/1210516/posts?page=148#148
'Howlin' asks for help to get a better look
08:44p http://www.freerepublic.com/focus/f-news/1210516/posts?page=197#197
Documents posted to CBS website
10:30p http://www.cbsnews.com/stories/2004/09/08/60II/main641984.shtml
NYT article thread started by 'Pikamax'
11:10p http://www.freerepublic.com/focus/f-news/1210662/posts
First post questioning documents due to type/font by 'buckhead'
11:59p http://www.freerepublic.com/focus/f-news/1210662/posts?page=47#47
09/09/2004:
Offical "Documents" thread created
12:16a http://www.freerepublic.com/focus/f-news/1210702/posts
Powerline provides an extensive analysis
07:51a http://www.powerlineblog.com/archives/007760.php
Thread referencing Powerline on FR
09:42a http://www.freerepublic.com/focus/f-news/1210946/posts
That looks right to me.
Goes to show the new media doing its job.