I don't get the feeling it was really in a "barn". Looks to have sat out in weather and rain. Plenty of rust for a restorer to cut out and replace... 
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Mitch
1970 Chevelle SS
1966 Chevelle SS
1967 Camaro ss/rs
1938 Business coupe, street rod
2000 FXSTS, original owner, 13k miles
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