Scott, The tip of my fset repository[1] ports the four PRINT-WB-{SET,BAG,MAP,SEQ} functions to use PPRINT-LOGICAL-BLOCK, replacing depth/length stops handling and adding circular/shared structure printing. -- 1. git://git.feelingofgreen.ru/fset -- regards, Samium Gromoff -- "Actually I made up the term 'object-oriented', and I can tell you I did not have C++ in mind." - Alan Kay (OOPSLA 1997 Keynote)