Frank Popper
Czech-born Swiss art and technology historian · 12 July 2020 · July 2020 · July 12 · Czech · Swiss
Deaths Named Popper
Kathryn Trosper Popper
American actress (Citizen Kane) · 06 March 2016 · March 2016 · March 6 · Popper
Czech-born Swiss art and technology historian · 12 July 2020 · July 2020 · July 12 · Czech · Swiss
American actress (Citizen Kane) · 06 March 2016 · March 2016 · March 6 · Popper