The electron, its isolation and measurement and the determination of some of its propertiesNote 57 — Chapter VI · THE MECHANISM OF IONIZATION OF GASES BY X-RAYS AND RADIUM RAYSReading editionProc. Roy. Soc., LXXX (1908), 207.◇Copy noteReturn to CHAPTER VI THE MECHANISM OF IONIZATION OF GASES BY X-RAYS AND RADIUM RAYS