Thanks Banfa, this pointed me in the right direction. I've listed the completed working code hoping it might help someone else. Thanks again.
'Visual Basic 2005
Button Control
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Dim RegFont As String
Dim RegSize As String
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'Get the Regstry Font Settings
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REM code here to get font data from Registary into RegFont, RegSize
RegFont = GetSetting("My Database", "Options", "Font", """")
RegSize = GetSetting("My Database", "Options", "Font Size", """")
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If (RegFont <> "") Then
If (RegSize <> "") Then
' Create a new Font object Name and Size are required.
Dim f As New System.Drawing.Font(RegFont, RegSize)
' Assign the font to the control
TextBox1.Font = f
End If
End If
' Display formated text
TextBox1.Text = "AaBbCcDd12345!@#$%^&*()_+"