F-106B 57-2516, NASA ID No. N616NA of the NASA Lewis Research Center, Cleveland OH (NASA N816NA while at Langley Research Center, Hampton VA). ). I [Earle Boyer] do not recall the particulars of all the nozzles and inlets flown during Transonic Speeds Research but this was called a wedge nozzle and in concept could have a translating shroud. For later noise measurement flights the wedge was placed vertically. [NASA via Earle Boyer collection]