Poulsen, Valdemar, 23.11.1869 - 6.8.1942, Danish
Poulsen, Valdemar, 23.11.1869 - 6.8.1942, Danish physicist, engineer, portrait
Picture No
10443951
Media ID
46659447
Size
1738px x 2760px
(757KB)
Credit
INTERFOTO / Sammlung Rauch / Mary Evans
Poulsen, Valdemar, 23.11.1869 - 6.8.1942, Danish physicist, engineer, portrait