Note 15 — Chapter XIV · EXAMINATION OF GEISSLER TUBES UNDER ACTION OF THE MAGNET.
Reading edition
The tubes generally seem marked Si Fl instead of the ordinary notation Si F. Si Fl₆ is probably, in fact, Si F₄.
Reading edition
The tubes generally seem marked Si Fl instead of the ordinary notation Si F. Si Fl₆ is probably, in fact, Si F₄.