Hollerith, Herman, 1860-1929

Alternative names
Birth 1860-02-29
Death 1929-11-17

Biographical notes:

Inventor and businessman.

From the description of Papers of Herman Hollerith, 1850-1982 (bulk 1910-1927). (Unknown). WorldCat record id: 71060889

Biographical Note

  • 1860, Feb. 29: Born, Buffalo, N.Y.
  • 1879: Graduated, Columbia University School of Mines,New York, N.Y.
  • 1880: New York, N.Y. New York City Chelsea New York Assistant to former teacher William Petit Trowbridge,Columbia University,New York, N.Y. United States United States Worked on 1880 United States census
  • 1882: Instructor, mechanical engineering, Massachusetts Institute of Technology,Cambridge, Mass.
  • 1883 - 1884 : Assistant examiner, United States Patent Office,Washington, D.C.
  • 1884 - 1890 : United States United States Worked on perfecting mechanical aid in compiling statistical information for the United States census Invented tabulating machine which recorded statistical information through a system of punched holes in nonconducting material
  • 1885 - 1886 : Experimented on electromagnetically operated air brakes and other braking systems for railroads, St. Louis, Mo.
  • 1889, Jan. 8: First patent granted on statistical compilation machines
  • 1890: Philadelphia, Pa. Philadelphia Awarded Elliot Cresson Medal, Franklin Institute,Philadelphia, Pa., for outstanding invention of the year New York, N.Y. New York City Chelsea New York Ph.D., Columbia University,New York, N.Y. United States United States Tabulating machine used in United States census Married Lucia Beverly Talcott
  • 1891: Austria Republic of Austria Canada Canada Norway Kingdom of Norway Hollerith machines used in recording census returns in Austria,Canada, and Norway
  • 1895: Attended International Statistics Institute,Berne, Switzerland
  • 1896: Founded Tabulating Machine Co.
  • 1911: Tabulating Machine Co. merged with Computing Scale Co. of America and International Time Recording Co. of New York to form Computing-Tabulating-Recording Co. (later International Business Machines Corporation)
  • 1929, Nov. 1: Died, Washington, D.C.

From the guide to the Herman Hollerith Papers, 1850-1982, (bulk 1910-1927), (Manuscript Division Library of Congress)


Loading Relationships


Ark ID:


  • Census
  • Earthquakes
  • Earthquakes--California--San Francisco
  • Railroads
  • Railroads--Mexico
  • Tabulating machines
  • Agriculture
  • Boarding schools--Vermont--Brattleboro
  • Agriculture--Virginia--Mathews County
  • Fires
  • Boarding schools
  • Patents
  • Fires--California--San Francisco


  • Businessmen
  • Inventors


  • United States (as recorded)
  • Mexico (as recorded)
  • Virginia--Mathews County (as recorded)
  • Vermont--Brattleboro (as recorded)
  • California--San Francisco (as recorded)
  • United States (as recorded)