- Editorial 17.4, Stefano Lanzavecchia, p.3
- Quick Reference Diary, , p.5
- News from Sustaining Members, , p.8
- J-ottings 28: Just Say it in J, Norman Thomson, p.31
- The Puzzle Corner: the vier-neun puzzle, Stefano Lanzavecchia, p.38
- XML in Dyalog APL Version 9, Jonathan Barman, p.48
- J – the Natural Language for Analytical Computing, , p.65
- Report: Forests in Finland V (report and pictures), Ray Cannon, p.66
- The Development and Q/A Process at Microsoft, US, Kari Höijärvi, p.78
- Array-Based Logic, Klaus Klug Christiansen, p.85
- D: a functional subset of Dyalog APL, John Scholes, p.93
- Over and Under: Celtic Knotwork Patterns, Anne Wilson, p.101
- At Play with J: Erdös Numbers and Pierce and Engel Expansions, Eugene McDonnell, p.113
- A New Life For del: Structure Control, F.H.D. van Batenburg, p.125
- J Rational Numbers…., Gordon Sutcliffe, p.131