David Bowie | David Lynch | David | Late Show with David Letterman | David Cameron | David Beckham | David Lloyd George | David Hume | David Hockney | David Letterman | David Byrne | David J. Eicher | David Mamet | David Foster | Late Night with David Letterman | David Ben-Gurion | Jacques-Louis David | David Guetta | David Carradine | Henry David Thoreau | David Tennant | David Niven | David Essex | David A. Stewart | David Sanborn | David Livingstone | David Garrick | David Crosby | David Attenborough | David Souter |
It is based on the original Ratfor by B. Kernighan and P. J. Plauger, with rewrites and enhancements by David Hanson and friends (U. of Arizona), Joe Sventek and Debbie Scherrer (Lawrence Berkeley National Laboratory).