Go to the list of seismic processes. Go to SIOSEIS introduction.
     Someone had "shots" recorded on a Bison that were ordered:
  Enter the name of the SEGY disk file to be dumped.
data
  ENTER THE SKIP CYCLE BETWEEN TRACES TO PRINT.
5
  SHOT TR   RP TR ID RANGE WDEPTH DELAY NSAMPS   SI   YR DAY HR MIN SEC EOG NTRCS
  1019  1    1  0  1     5      0    -9  16384 2000    0   0  0   0   0     0   0
  1019  6    0  0  1     0      0    -9  16384 2000    0   0  0   0   0     0   0
  1019 11    0  0  1     0      0    -9  16384 2000    0   0  0   0   0     0   0
  1019 16    0  0  1     0      0    -9  16384 2000    0   0  0   0   0     0   0
  1019 21    0  0  1     0      0    -9  16384 2000    0   0  0   0   0     0   0



       They really wanted the data ordered as "single channel" or
multiple shots, each shot with 1 trace.  The sioseis job was:

sioseis << eof
procs diskin header diskoa prout end
diskin ipath data end
end
header
  fno 0 lno 9999999 lhdr 4 1 end
end
diskoa 
   ontrcs 1 fon 1019 opath junk end
end
prout
   fno 0 lno 99999 ftr 0 ltr 9999 end
end
end
eof



     Which list.disk should:
  Enter the name of the SEGY disk file to be dumped.
junk
  ENTER THE SKIP CYCLE BETWEEN TRACES TO PRINT.
5
  SHOT TR   RP TR ID RANGE WDEPTH DELAY NSAMPS   SI   YR DAY HR MIN SEC EOG NTRCS
  1018  1    1  0  1     5      0    -9  16384 2000    0   0  0   0   0     0   0
  1023  1    0  0  1     0      0    -9  16384 2000    0   0  0   0   0     0   0
  1028  1    0  0  1     0      0    -9  16384 2000    0   0  0   0   0     0   0
  1033  1    0  0  1     0      0    -9  16384 2000    0   0  0   0   0     0   0
  1038  1    0  0  1     0      0    -9  16384 2000    0   0  0   0   0     0   0