Word: eff
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Dates: during 1920-1929
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...Shahinshah, Reza Shah Pahlevi: "The King of Kings, Reza Pahlevi, Shah of Persia." He indulges in such luxuries as to allow to his 10-year-old son the Valiahd (Crown Prince) a civil list (allowance) of $2,000,000. But withal Shah Reza has not grown efféte or enervated. The old eagerness for battle kindled in his veins, last week, when news came that rebellious tribesmen were stirring in Luristan and had assassinated the Shah's Minister of Public Works, the Emir Lashkar...
...Dmitri Ivanovitch Mendeléeff, Russian chemist, arranged all the elements in groups that show the mathematical progression of their atomic weights, predicted the existence of undiscovered elements which subsequent research found. Similarly, there was a square in the chemical crossword puzzle for radium, the properties of which were known before Madame Curie obtained that metal in a free state...
...possible elements charted by Mendeléeff, five remained to be found until last week, when a German Curie, Dr. Ida Tacke of Berlin, assisted by Drs. Walter Noddack and Otto Berg, proclaimed their discovery of numbers 43 and 75, which they promptly named "masurium," after the East Prussian lakes where General Von Hindenburg defeated the Russians in 1915, and "rhenium," after the River Rhine...