File list (Check if you may need any files):
ExpressCommon Library
.....................\Delphi 7
.....................\........\Bin
.....................\........\...\dxComnD7.bpl
.....................\........\Lib
.....................\........\...\dxCommon.dcu
.....................\........\...\dxComnD7.dcp
.....................\........\...\dxComnD7.dcu
.....................\........\...\dxComnD7.res
.....................\........\...\dxRegEd.dcu
.....................\........\...\dxreged.dfm
.....................\........\...\dxRgKeya.dcu
.....................\........\...\dxrgkeya.dfm
.....................\........\Sources
.....................\........\.......\dxCommon.pas
.....................\........\.......\dxComnD7.cfg
.....................\........\.......\dxComnD7.dof
.....................\........\.......\dxComnD7.dpk
.....................\........\.......\dxComnD7.drc
.....................\........\.......\dxComnD7.res
.....................\........\.......\dxComnD7.stat
.....................\........\.......\dxreged.dfm
.....................\........\.......\dxreged.pas
.....................\........\.......\dxrgkeya.dfm
.....................\........\.......\dxrgkeya.pas