Thread: Gas-Per-Mile
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Old 12-03-2019, 01:19 PM   #1
rfitzpatrick
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Join Date: May 2018
Location: Coral Springs, Florida
Posts: 243
Default Gas-Per-Mile

Were there any tools during the Dirty-Thirty's that were for the measuring miles per gallon? I've only found something from Hinkley-Meyers Company
that came out later-
Thanks
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