The Hackney Brothers Body Company of Wilson, North Carolina, insulated the body of this 1965 C50 Draft Beer truck back when it was new, and reportedly delivered refreshments for a Miller Brewing distributor all the way up through the 1990s.

https://bringatrailer.com/listing/1965-chevrolet-c50-hackney-body-draft-beer-truck

https://bringatrailer.com/editorial/weekly-weird-and-wonderful/