'In 1937 Carlo Perrier & Emilio Segre filled in no. 43 on this table, the first entry to be artificially produced'
the periodic table
20th CENTURY SCIENCE: In 1937 Carlo Perrier & Emilio Segre filled in no. 43 on this table, the first entry to be artificially produced
In 1937 Carlo Perrier & Emilio Segre filled in no. 43 on this table, the first entry to be artificially produced
In 1937 Carlo Perrier & Emilio Segre filled in no. 43 on this table, the first entry to be artificially produced
20th CENTURY SCIENCE
the periodic table
20th CENTURY SCIENCE