The Legendary IBM 1401
A Major Milestone in the History of Modern Computing

• A seminar presented at San Jose State University on July 27, 2009.
  • Powerpoint slides
  • Autocoder programs: 80/80 List, Powers of 2 (#1), Powers of 2 (#2), Calculate pi
  • Program printouts: Powers of 2 (#2), Calculate pi  
     
    
• 1401 reference manuals
  • Go to http://www.bitsavers.org/pdf/ibm/1401/ for an archive of 1401 manuals.
  • Reference Manual: 1401 Data Processing System
  • Autocoder (on Tape) Language: Specifications and Operating Procedures
  • Autocoder Specifications
  • Principles of Programming
  • Programming the IBM 1401  
     
    
• 1401 simulator and Autocoder programming environment
  • Windows
  • Linux  
     
    
• 1401 restoration at the Computer History Museum