Pulled from the ftp server -- smallest experiment number so far.

[gbc@gemini hops]$ pwd
/var/ftp/pub/hops/hops

[gbc@gemini hops]$ ls -l sample_data/
total 80
drwxr-xr-x    3 kad      users        4096 Jun  3  1994 2491
-rw-r--r--    1 kad      users       68602 Jun  3  1994 ccfile.2491
-rw-r--r--    1 kad      users        1345 Jun  3  1994 ff_control.2491

