- Guest Editorial: The Walls are Closing In…, Adrian Smith, p.3
- APLs for Linux, Bob Hoekstra, p.7
- Do I Have to Use Recursion?, Anne Wilson, p.10
- British APL Association – Annual General Meeting 1999 (RSS, London), , p.12
- British APL Association – Summary of Annual Accounts 1998/99, , p.15
- APL99 (Scranton) Abstracts, , p.20
- J-ottings 21: Time for Amendment of Data, Norman Thomson, p.56
- What Use Are User Defined Operators?, Ian Clark, p.61
- Meeting: BAA Vendor Forum, May 21st 1999, Stefano Lanzavecchia, p.67
- An APL Unicode font, Phil Chastney, p.75
- GUI and Closed Systems, Anthony Camacho, p.86
- Namespaces: New Gem from Old Roots, Alexander Balako, p.92
- Hacker’s Corner: A Special Locator in Dyalog APL/W, Joachim Hoffmann, p.108
- At Play With J: New Big Deal, Eugene McDonnell, p.113
- Purging Name Pollution in APL+Win, Ajay Askoolum, p.120
- Exact Horadam Numbers with a Chebyshevish Accent, Cliff Reiter, p.122
- J/LAPACK Interface Makes Econometric Analysis Fly, Richard Proctor & Richard Brown, p.133
