Indeed, coding reference data for database systems can lead to such things; probably caused by semi-automatic processing of injury causes, and if there are multiple turtle strikes it gets coded. We have similar in our wonderful systems downunder. (Today, I spent a few hours teaching school children how to use TurtleArt, a Logo like programming language, hooked up via Bluetooth to a SparkFun RedBot. There were no injuries.) --=20 James Cameron http://quozl.linux.org.au/ --=20 http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .