[These pages were authored by the late Thoki Yenn, and were restored here from the Internet Archive by Erik Demaine, with contributions of missing files from various readers (notably Tommy Stevens, Roberto Morassi, and Boaz Shuval). If you spot any other bugs like missing images or pages, please report them.]

DNA4 page 2na4

Tommy Stevens has a miniature of this one on his Gallery 4.
updated 10. February 2000

FastCounter by bCentral