PFAS92 This is a 6" x 4" hand signed photo for Georg Bednorz historic German scientist who has personally hand signed the photograph where his signature rests perfectly accompanying his portrait undedicated and in mint condition. You wont source better.
Johannes Georg Bednorz is a German physicist who, together with K. Alex Müller, discovered hightemperature superconductivity in ceramics, for which they shared the 1987 Nobel Prize in Physics.
