Manual of Assaying Gold, Silver, Lead, Copper
https://books.google.no › booksNORWEGIUM , element , 14 . NAGYAGITE , mineral , 461 , 465 , Notes ON SETTING UP the 471 . Oertling Balance , 54 . Nails , iron , re - agent , 154 .
Hafnium - Wikipedia
https://en.wikipedia.org/wiki/HafniumHafnium is a chemical element with the symbol Hf and atomic number 72. A lustrous, silvery gray, tetravalent transition metal, hafnium chemically resembles zirconium and is found in many zirconium minerals.Its existence was predicted by Dmitri Mendeleev in 1869, though it was not identified until 1923, by Dirk Coster and George de Hevesy, making it the second-last stable …
The Norwegian Element in the Northwest
www.jstor.org › stable › 1838675THE NORWEGIAN ELEMENT IN THE NORTHWEST FORTY years ago Professor Frederick Jackson Turner advanced a theory of American development which has revolutionized the study and the writing of our national history. The terms of the Turner hypothesis are too well known to require a restatement. One need only 18 Journal of the House of Commons, 1802, p. 14.