BSphere                   Bool                      BtnVBTClass  
BasicCtypes               Boolean                   Builder  
Batch                     BooleanProp               BuiltinOps  
BatchRep                  BooleanPropPrivate        BuiltinTypes  
BatchUtil                 BooleanPropProxy          Bundle  
BdrVBTClass               BooleanVBT                BundleRep  
BiFeedbackVBT             BorderedFeedbackVBT       ButtonDLE  
BinaryTree                BorderedVBT               ButtonVBT  
BitSize                   BoxGO                     ByteSize  
BlockStmt                 BoxGOProxy