This dataset of 109 Messier objects, originally from the Mizar BBS in Helsinki,
Finland, is now available via
"Mizar BBS is a public electronical bulletin board maintained by
URSA Astronomical Association. Mizar is an usual bulletin board
with conference system and file archive. File archive is the
largest in Finland including both Finnish and foreign programs,
databases and documents. Files are included into The Software
Library of URSA Astronomical Association."
See the data page for unpacking instructions.