Arnold Neustadter Explained

Arnold Neustadter
Birth Date:	25 August 1910
Death Date:	17 April 1996

Arnold Neustadter (25 August 1910 – 17 April 1996)^[1] was an American inventor and businessman. He invented the Rolodex desktop rotating card file and other office equipment with Danish engineer Hildaur Neilson,^[2] which has been called "a triumph of low technology"^[3] and "a lasting symbol of the art of networking".

Neustadter's earlier inventions included the Autodex, a spring-operated phone directory that automatically opened to the selected letter, Swivodex, an inkwell that did not spill, Punchodex, a paper hole puncher, and Clipodex, a transcription aid that attached to a stenographer's knee.^[4]

Notes and References

1. News: Zuckerman. Laurence. 1996-04-19. Arnold Neustadter Dies at 85; Orderly Mind Behind Rolodex (Published 1996). en-US. The New York Times. 2021-01-14. 0362-4331.
2. Web site: 2015-02-11. The History of the Rolodex. 2021-01-14. Durakis Executive Search. en-US.
3. https://web.archive.org/web/20121103000540/http://pqasb.pqarchiver.com/boston/access/59677235.html?dids=59677235:59677235&FMT=ABS&FMTS=ABS:FT&type=current&date=Nov+17,+1988&author=Nathan+Cobb,+Globe+Staff&pub=Boston+Globe+(pre-1997+Fulltext)&desc=ROLODEX+CARD+FILES:+A+TRIUMPH+OF+LOW+TECHNOLOGY&pqatl=google Rolodex Card Files: A Triumph of Low Technology
4. http://inventors.about.com/od/rstartinventions/a/Rolodex.htm History of the Rolodex