<pre>
Contest			Date		Archive Entry
----------------------	--------------	-----------------------------
Equations		May-June 1981	equations
National Puzzle 1993	1993		npc.1993
Nots and Crosses	? 1992		nots.and.crosses
Perfect Ladder		July 1993	perfect.ladder
Telegrams		?		telegrams
Threepeaters		February 1995	threepeaters
</pre>
