Stan writes:
> I just tried LZW and STORE, and saw that LZW produced a file about
> 1/2 the size of STORE:

Looking at Stan's results:

> :listf storf,2
> ACCOUNT=  SIELER      GROUP=  SOURCE
>
> FILENAME  CODE  ------------LOGICAL RECORD-----------  ----SPACE----
>                   SIZE  TYP        EOF      LIMIT R/B  SECTORS #X MX
>
> STORF     STORE   128W  FB        3634   16776959   1     6176  6  *
>
> :lzw "-s @.test -terse -x"
> :listf lzwfile,2
> ACCOUNT=  SIELER      GROUP=  SOURCE
>
> FILENAME  CODE  ------------LOGICAL RECORD-----------  ----SPACE----
>                   SIZE  TYP        EOF      LIMIT R/B  SECTORS #X MX
>
> LZWFILE   665     256W  FB        1638       1638   8     3280  5  *

The STORE file is 930,304 bytes long and the LZW file is 838,656 bytes,
which is a tad more than 1/2 the size of the STORE file.

G.