001 demo 002 fclasses 003 iges 004 vis 005 xde 006 modalg_1 007 modalg_2 008 modalg_3 009 modalg_4 010 modalg_5 011 modalg_6 012 moddata_1 013 moddata_2 014 moddata_3 015 step 016 caf 017 mesh 018 heal 019 stlvrml 020 splitshape