LITERATURE CITED
- J. H. Watson, Ancient Trial Plates. HMSO, London (1962).
- W. Chandler Roberts (W. C. Roberts-Austen), 4th Ann. Rep. Roy. Mint, 44–46 (1873).
- Probierbüchlein auff Golt Silber Kupfer und Bley such allerley Metall wie man die zunutz arbeyten und probieren Soll (Circa 1520). Translated by A. G. Sisco and C. S. Smith as Bergwerk und Probierbüchlein, American Institute of Mining and Metallurgical Engineering, New York (1949).
- Vannoccio Biringuccio, De la Pirotechnia, Venice (1540 ). Translated by C. S. Smith and M. T. Gnudl, American Institute of Mining and Metallurgical Engineering, New York (1942).
- Georgius Agricota, De Re Metallica, Basle (1556 ). Translated by H. C. and L. H, Hoover, The Mining Magazine, London (1912). Reprinted by Dover, New York (1950).
- Lazarus Ercker, Allerfürnemisten mineralischen Erzt und Berckwerken..., Prague (1574 ). Translated by A. G. Sisco and C. S. Smith as Treatise on Ores and Assaying, University of Chicago Press, Chicago (1951).
- M. Tillet, Mém. Math. Phys Acad. Roy. Sci., Paris, 361–379 (1760).
- Ibid., 10–16 (1762).
- J. Hellot, M. Tillet and P. J. Macquer, Ibid., 1–14 (1763).
- M. Tillet, Ibid., 38–64 (1763).
- Commission Des Monnaies – Ordonnances Royales, Tarif, Instruction et Rapports sur le nouveau mode d’essai des espèces matières d’argent, Paris (1830).
- J. Volhard, J. f. Prakt. Chem., 2(9), 217–222 (1874).