Fluor-spar

Bu kavram başka kaynaklarda da geçiyor

• British Encyclopedia (1933)
• An Illustrated Dictionary of Words Used In Art and Archealogy. (1883)
• FLUOR SPAR — Dictionary of Science, Literature and Art (1854)
• FLUOR SPAR — Dictionary of Science, Literature and Art (1842)
• FLUOR SPAR — A Dictionary of Arts, Manufactures and Mines (1840)
• DERBY — Adair's New Encyclopedia (1923)
• Spar — The Middle English Dictionary (1922)
• Derby — A Geographical Dictionary of Milton (1919)
• Spar — A Dictionary of Military Terms (1918)
• Fluor — French-English and English-French Commercial Dictionary (1918)
• Fluor — French-English Dictionary of Military Terms (1918)
• spar — Appleton's Medical Dictionary (1913)
• Derby — Everybody's Encyelopedia (1912)
• spar — A Dictionary of Aviation (1911)
• Derby — The Makers of Canada: Index and Dictionary of Canadian History (1909)