"Thallium" Quotes from Famous Books
... by scientific observers is that presented by Professor Crooks. He is a chemist of high reputation, the editor of the "Chemical News" and for many years of the "Quarterly Journal of Science," the discoverer of the metallic element thallium, and of recent years noted for his remarkable discoveries in the conditions of matter in highly-exhausted vacuum-tubes. In 1870 he undertook the investigation of Spiritualism, with the full expectation of exposing ... — Lippincott's Magazine, September, 1885 • Various |