Tri-Service VTOL Art transports, VTOL Add comments Nov 182013 A black-and-white copy of a Bell Aerospace design for the Tri-Service (USAF, Army, Navy) VTOL competition circa 1962. Very nearly the Bell X-22… just a bit more refinement needed. Similar early X-22 artwork HERE and HERE. Leave a Reply Cancel reply Your Comment You may use these HTML tags and attributes: <a href="" title=""> <abbr title=""> <acronym title=""> <b> <blockquote cite=""> <cite> <code> <del datetime=""> <em> <i> <q cite=""> <s> <strike> <strong> Name (required) E-mail (required) URI Save my name, email, and website in this browser for the next time I comment. Δ