Is there date code on the hub? What does it say on the head badge? Does it perhaps give a country of origin?
I am thinking, because I found a Riva bike company site, that this might be a Brazilian bike? Looks like a Raleigh Sports
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“One morning you wake up, the girl is gone, the bikes are gone, all that's left behind is a pair of old tires and a tube of tubular glue, all squeezed out"
Sugar "Kane" Kowalczyk