Whatever you do, don't use wheel adapters.
Here is a source for 5x4" wheels. ET Mags. You'll have to call Scott and discuss which styles, sizes, and backspacing he can make. He is great to deal with and the wheels are just works of art.
ET Wheels by Team III Wheels
Here is a link to a pic of my car with the 5x4" 15"x7" E-T wheels on it:
1969_Dodge_Dart - Google Drive
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