Halflock wroteImpressioning is the best method for making keys for those locks. Any locksmith should be able to help.
The 1934 Dodge used an unusual offset key called an Omega. See US Patent 1,915.897 for more information. Your locksmith will need to source an old Ilco 1122ZD or equivalent key blank, long obsolete; but there are some sources for these old keys. See image attached:

Pete
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