From the fellow who brought you all those cool space documents...
He has a new site called File of the Week, which contains various space documents that he scanned in himself. They will rotate. Bob also folks to send in their own collections for posting.
http://www.pcpages.com/bobsworld/fileoftheweek.htm
And for those who want to see all his other online documents:
http://www.geocities.com/bobandrepont/unmannedpdf.htm