靴文何拿域夫

靴文何拿域夫係美國一個統計學家同發明家。

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Hollerith's 1890 Census Tabulator 
 IBM Archives: Herman Hollerith 
 IBM Archives: Tabulating Machine Co. plant 
 Early Office Museum: Punched Card Tabulating Machines 
 Hollerith page at the National Hall of Fame
 Map to his gravesite
 Columbia University Computing History: Herman Hollerith 

The Norwegian Historical Data Center: Census 1900 Includes a description of the use of Hollerith machines ("complicated, American enumeration machines"), together with illustrations.
  – Hollerith's house
 The Research notes on Herman Hollerith  collection at Hagley Museum and Library  includes the research materials Geoffrey Austrian used to write Herman Hollerith: Forgotten Giant of Information Processing.
 Richard Hollerith Papers  at Hagley Museum and Library. Richard Hollerith was the grandson of Herman Hollerith and part of this collection documents the sale and settlement of the Herman Hollerith estate following the death of his last remaining child, Virginia.

美國發明家