earth strap

I have noticed two marks where an earth strap once was(on the right hand bonnet hinge(passenger side) to the nearest nut on the wing,is this a problem this missing?

No Paddy , it was used for Radio supression in the Old Days  
 
Chudd…….

If the bonnet does not have an earth strap yeah! Fit one otherwise you'll have gremlins! :?