For more information on what local, state, national and international agencies are doing with electronic distribution of information click to government documents. He has organized his list into helpful categories and then provides full information in an area code arranged listing. Download the list, and then send a message of thanks to Mark. On it is the numbers of bulletin board services where people have posted listings of bulletin boards in particular areas or topics. You can get inundated with messages.
Access is inexpensive, often free, certainly less expensive than commercial databases.
But the people time it takes to wander around, looking for useful information can cost. But the access is usually slower, and the software a bit less sophisticated. And critical that you are aware who is doing the covering, you must learn about who is sponsoring the site or bbs. You never know what you'll find. It can be frustrating.