Collier's New Encyclopedia (1921)/Hoffman, Frederick Ludwig

HOFFMAN, FREDERICK LUDWIG, an American statistician, born in Varel, north Germany in 1865. He was educated in the common and private schools in Germany. He removed to the United States and became statistician for the Prudential Insurance Co. of America in 1891. He was employed as statistician by many organizations and made important researches in ethnology and kindred subjects. He was the author of “The Race Traits and Tendencies of the American Negro” (1896); “Fatal Accidents in Coal Mining” (1910); “Mortality from Cancer Throughout the World” (1915); “Mortality from Respiratory Diseases in Dusty Trades” (1917).