Dear User, The M.C. Escher's Legacy CD-ROM contains 26 contributions which extend articles in the book M.C. Escher's Legacy. On this CD-ROM, we have provided all articles in PDF format as well as some files with supplementary material such as movie files. System requirements to play the CD-ROM Windows Intel Pentium processor Microsoft Windows 95 OSR 2.0, Windows 98 SE, Windows Millennium Edition, Windows NT 4.0 with Service Pack 5, Windows 2000, or Windows XP sound card 64 MB of RAM 24 MB of available hard-disk space Macintosh PowerPC® processor Mac OS software version 8.6(*), 9.0.4, 9.1, or Mac OS X(*) 64 MB of RAM 24 MB of available hard-disk space * Some features may not be available. To view the pdf files and movies, you need some additional programs: - ADOBE Acrobat Reader for *.pdf - APPLE QuickTime Player for *.mov If you have recent versions of these programs installed on your computer, you can start the CD-ROM by double-clicking on the file START.pdf ADOBE Acrobat Reader version 5.x For your convenience we have provided ADOBE Acrobat Reader version 5.x with search function which can be found in the subdirectory \ACROBAT\win32 (version for Windows 95, 98 or Windows NT, 2000) or \ACROBAT\Mac (version for Macintosh). To install these versions, double click on the respective *.exe/Installer-file which starts an automatic installation program. For recent information about ADOBE Acrobat Reader versions available for your system, please visit http://www.adobe.com The Index can be found on the CD-ROM in the subdirectory \Misc. Click on "INDEX.PDX" and press the OK button to confirm. APPLE QuickTime Movie Player For your convenience we have provided APPLE QuickTime Player version 5.x which can be found in the subdirectory \QUICKTIME\win32 (version for Windows 98or Windows NT, 2000) or \QUICKTIME\Mac (version for Macintosh). To install these versions, double click on the respective *.exe/Installer-file which starts an automatic installation program. For recent information about APPLE QuickTime Player versions available for your system, please visit http://www.quicktime.com