File list (Check if you may need any files):
CEasySubclass_v1.cls
CMemoryDC.cls
CTimer.cls
Demonstration
.............\Demonstration.csi
.............\Demonstration.lvw
.............\Demonstration.vbp
.............\Demonstration.vbw
.............\frmChild.frm
.............\frmChild.frx
.............\frmMainMDI.frm
.............\frmMainMDI.frx
.............\frmMainMDI.log
gRevMDITabs.vbg
modSystem.bas
Release
.......\RevMDITabs.cmp.exp
.......\RevMDITabs.cmp.lib
.......\RevMDITabs.exp
.......\RevMDITabs.lib
RevMDITabs.csi
RevMDITabs.lvw
RevMDITabs.vbp
RevMDITabs.vbw
RevMDITabsCtl.ctl
RevMDITabsCtl.ctx
SubclassingSink.tlb