Note 2844 — BOOK XXXVI. THE NATURAL HISTORY OF STONES. (continued 2)
John Bostock translation
See B. xxxvii. c. 10. He was not aware, apparently, that in such case they act as convex burning-glasses, and that ice even may be similarly employed.
John Bostock translation
See B. xxxvii. c. 10. He was not aware, apparently, that in such case they act as convex burning-glasses, and that ice even may be similarly employed.