Hi my grandson came across a set of indian head pennys 1900-1908, because of all this crazy ness he goes over and over all his change, hes autistic, so we weighted all of them and all but one were 19mm and 3.11 and 1.52, 1905 weights 2.94 19.05 mm and just under 1.52, its the same measurements as a regular pennies, weight, not sure and thickness is in between, we are Not sure what to think
, Any ideas, couldn't find anything on internet, Thank you

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