2021 Ghana 2 Cedis Titanium William B. Kouwenhoven


Grade: Uncirculated

Customer Reviews

Final issue honoring William B. Kouwenhoven. With an engineering degree, the German immigrant’s research focused on saving lives through the application of electricity. Partnering with the Johns Hopkins University School of Medicine's Department of Surgery, he developed a closed-chest defibrillator that has since been used to save countless lives. Update your collection with this final issue.