This folder contains every revision and version of the document we could find, following this filename schema:
YEAR-MONTH-DAY-ORIGINAL_FILENAME
As far as we know, the original document dates back to 1995. The document changed name many times, starting from GAMEBOY.TXT, then GBSPEC.TXT and lately it's been called PANDOCS.TXT.
If you manage to obtain a version not listed here, please get in contact or open a Pull Request.