Original: Jan Gotlib ( Bogumi ) Bloch ( July 24 , 1836 , Radom -- December 25 , 1902\/1901 , Warsaw ) , was a Polish banker and railway financier who devoted his private life to the study of modern industrial warfare .
Simplified: Ivan Bloch ( July 24 , 1836 , Radom -- December 25 , 1902\/1901 , Warsaw ) ( , , , ) was a banker from Poland .