Manne Siegbahn--Nobel Prize for x-ray spectroscopy.
Shampo
M A
MA
Kyle
R A
RA
D006172:Guyana; D049673:History, 20th Century; D009613:Nobel Prize; D010678:Philately; D013057:Spectrum Analysis / Q000266:history* / Q000379:methods; D013548:Sweden; D014965:X-Rays