1. The LeLisp Version 16 Object system. Also used in EuLisp. The object-orientedcore of EuLisp. Incorporates ideas from CLOs, ObjVLisp and OakLisp. Total merging of types with classes and message-passing with normal function application. 2. A Pascal-based AI language. ["Design Rationale for TELOs, a Pascal-based AI Language", Travis et al, sIGPLAN Notices 12(8) (Aug 1977)].