Hans Geiger
= Hans Geiger
{c}
{title2=1882–1945}
= H. Geiger
{c}
{synonym}
A <physicist>.https://www.tu.berlin/en/about/history/people-portraits/hans-geiger[Independent biographical identity and professional specialization]{ref}
\Image[https://upload.wikimedia.org/wikipedia/commons/a/ad/Hans_geiger.jpg]
{title=Portrait of <Hans Geiger>}
{width=240}