Maintenance history and copyright notice

cartoon

  1. December 22, 1999: major revision of the site
  2. July 15, 2000: update
  3. November 20, 2000: update; small lay-out corrections (frame borders)
  4. February 2, 2001: major update; new logo
  5. June 2, 2001: corrections; new material added
  6. September 9, 2001: lots of new material added; home button on every page.
    File "100+ codes" removed for maintenance.
    Tested for W3C HTML 3.2 compliance with TidyHTML.
  7. December 20, 2001: new materials added; codes file replaced; APL/5100 reference card (20 MB pdf!) removed.
  8. March 11, 2002: update, corrections. Home page background pattern.
  9. September 23, 2002: many new materials added, corrections made.
  10. February 13, 2003: new materials added. Surplus for sale announcement.
  11. February 14, 2003: minor errors fixed.
  12. March 24, 2003: new materials, corrections.
  13. May 22, 2003: minor corrections.
  14. August 5, 2003: white space around pictures removed, new materials, corrections, Algol card demo temporarely removed, HTML 4.01 compliance checked (not throughout).
  15. October 26, 2003: numerous additions. Home page changed. CNOC pages removed.
  16. November 17, 2003: Common Nederland 2003 conference lecture added, surplus announcement removed.
  17. December 28, 2003: Tek 4014, IBM 129, IBM 3741 added.
  18. January 21, 2004: Tek 611 added; Algol card demo reinstalled.
  19. May 20, 2004: minor corrections; new acquisitions.
  20. June 12, 2004: Bush differential analyzer movie.
  21. August 29, 2004: Mnemotron CAT 400 added; more conservation troubles; IBM documents list revised.
  22. December 9, 2004: corrections; Calcomp 565 plotter, Olivetti P101 memory module.
  23. May 13, 2005: Evans & Sutherland PS390 and Aesthedes added.
  24. December 17, 2005: numerous additions and cosmetical changes.
  25. June 8, 2006: minor errors corrected (mainly in 'planimeter' section), several additions, 'Common' lecture removed, revised version 'Trends in Computer Technology', cartoons in Inventory listing removed.
  26. July 14, 2006: overall clean-up, change of text font.
  27. January 20, 2007: major revision of html; frames no longer used.
  28. September 17, 2007: mainly change of internal organization (flat structure abandoned).
  29. May 22, 2008: textual corrections, inventory list updated.
  30. September 18, 2008: textual corrections.
  31. April 16, 2009: contact info adapted.
  32. October 19, 2009: Google website search included.
  33. March, 2010: extensive facelift, fixed-width pages.
  34. August, 2010: server-side includes (php version).
  35. August, 2011: clean-up; html5.
  36. January, 2012: minor corrections, items added, non-html5 and backdoor alerts

made with mac

This website is being updated and extended continually. We strive for correctness of the written statements and the computer programs included with this website; however we cannot give any guarantee to this effect. Comments and suggestions for improvement are welcome.
Unless otherwise stated, the design, texts and pictures of this website are © University of Amsterdam (E.H. Dooijes) and may not be used without permission of the author. In some cases pictures from equipment manuals are included without explicit permission of the vendor or manufacturer (which often doesn't exist any more). Evidently, we don't possess the copyrights (if still existing at all) in such cases.
The cartoon on this page was taken from 'Introduction to Data Communication', DEC 1968.

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