Hello,
all files ending with .gz or with a lowercase 'z' on UNIX systems
have to be uncompressed with GNU gzip, with is availabel for UNIX
and DOS.
ciao
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Dipl. Geol. Andreas Holz email: asholz@cip.informatik.uni-erlangen.de
Institut fuer Geologie und Mineralogie
Schlossgarten 5
91054 Erlangen
GERMANY