(091-092/366) On February 29, the first tabulator and its inventor were born, and on March 1, the periodic table was born


desvvt
 
(091-092/366) On February 29, the first tabulator and its inventor were born, and on March 1, the periodic table was born
Source
(091-092/366) On February 29, the first tabulator and its inventor were born, and on March 1, the periodic table was born - My, Project calendar2, Drawing, Illustrations, , Data processing, Periodic system, Mendeleev table, Longpost
(091-092/366) On February 29, the first tabulator and its inventor were born, and on March 1, the periodic table was born - My, Project calendar2, Drawing, Illustrations, , Data processing, Periodic system, Mendeleev table, Longpost

Illustrations Data processing Periodic system Project calendar2 Drawing Mendeleev table Табулятор
v20240901