Seemann was proprietor of the Seemann-Laboratory. Establishment of the fundatmental mathematical and experimental conditions for illustrating crystal structures [?] by means of x-ray interferences, development of reception [photographic] instruments including x-ray tubes. Geometrical optics... Various medals.
From the description of Collection related to the Seemann Laboratory and x-ray research, 1909-1974. (Unknown). WorldCat record id: 80094843