Proof

2018 S American Innovation Signed First Patent Dollar Gem Deep Cameo Proof

2018 S American Innovation Signed First Patent Dollar Gem Deep Cameo Proof OGP

2019 S American Innovation Delaware Classifying the Stars Dollar Gem Proof

2019 S American Innovation Georgia Trustees Garden Dollar Gem Proof

2019 S American Innovation New Jersey Edison Bulb Dollar Gem Proof

2019 S American Innovation Pennsylvania Polio Vaccine Dollar Gem Proof