WitrynaAmerican engineer Herman Hollerith (1860-1929), used to supervise the 1890 census” Hollerith’s machine to count and tabulate the punch cards was a sturdy desk-type … Witryna1 cze 2011 · That article was republished today to mark the 121st anniversary of Herman Hollerith's tabulating machine, the spring-loaded device invented in 1890 just in time …
IBM Archives: Hollerith tabulator and sorter
View larger image Hollerith's electronic tabulator, 1902. Following the 1880 census, the Census Bureau was collecting more data than it could tabulate. As a result, the agency held a competition in 1888 to find a more efficient method to process and tabulate data. Contestants were asked to process 1880 census … Zobacz więcej Herman Hollerith's tabulator consisted of electrically-operated components that captured and processed census data by "reading" holes on paper punch cards. The primary components of the system are explained below. Zobacz więcej View larger image A pantograph used to create punch cards. To begin tabulating data, census information had to be transferred from … Zobacz więcej The 1890 Hollerith tabulators consisted of 40 data-recording dials. Each dial represented a different data item collected during the … Zobacz więcej Each Hollerith tabulator was equipped with a card reading station. The manually-operated card reader consisted of two hinged plates … Zobacz więcej Witryna1890 n.e.Maszyny Tablicujące Hermana Holleritha. Często mówi się, iż potrzeba jest matką wynalazków, a było to z pewnością prawdą w przypadku amerykańskiego … parallax effect in rifle scopes
Herman Hollerith - Wikipedia
WitrynaHerman Hollerith. Herman Hollerith (29 Februari 1860 – 17 November 1929) adalah seorang statistikawan asal Jerman-Amerika, penemu, dan pengusaha yang … Witryna17 listopada 1929. Waszyngton. Zawód, zajęcie. inżynier. Narodowość. amerykańska. Multimedia w Wikimedia Commons. Herman Hollerith (ur. 29 lutego 1860 w Buffalo, … http://kuliahkaryawan.widyakartika.ac.id/IT/1-3077-2963/Herman-Hollerith_19225_kuliahkaryawan-widyakartika.html parallax equation astronomy