Section of physics and chemistry: The Se
✍
Wm.H. Wahl
📂
Article
📅
1907
🏛
Elsevier Science
🌐
English
⚖ 67 KB
## 463 Si)t-citneub .~( thc>e minerals were slmwn, and the evidence of their radi~)-active prt~pcrties was presented in the form of lantern photographs. The paper was /reel 5" discussed and was referred for publication The sl)eak~.r received a vote of thanks. Adjourned.