C. Hedberg at MIT, Boston, Boston Univ., Boston, Cooper Union, New York, Univ. Texas, Austin, Naval Postgraduate School, Monterey, UC Berkeley, San Fransisco, Stanford Univ., Palo Alto. 15 November-14 December 1994
J. Westin carried out part of research work at TU Delft, Department of Aeronautics, during the period October 1, 1994- September 31, 1995, concerning transition prediction with turbulence models.
L.-G. Sundström worked at Tohoku National Industrial Research Institute, Sendai, Japan during the period 940615-940820.