Microsoft VisualBASIC - Runtime Libraries

vbrun100.dll	VisualBasic RTL 1.0
vbrun200.dll	VisualBasic RTL 2.0
vbrun300.dll	VisualBasic RTL 3.0
vbrun400.dll	VisualBasic RTL 4.0
msvbm50.dll	VisualBasic RTL 5.0
VBrun60.exe	VisualBasic RTL 6.0