Alison Campbell, Visiting Scientist, Cambridge University, England. 



Age sequences in giant extragalactic bursts of star formation with 

 Steven Willner, Department of Optical and Infrared Astronomv, from May 

 15, 1986 to January 31, 1988. 



Hendrik W. DeVries , Visiting Scientist, Columbia University. High latitude 



molecular clouds associated with infrared emission from IRAS with Patrick 

 Thaddeus , Department of Radio and Geoastronomy , from July 1 to August 31, 

 1987. 



David Fegun, Visiting Scientist, University College, Dublin, Ireland. High 

 energy astrophysics , from September 1 to October 3, 1^86. 



Akihiko Hashimoto, Postdoctoral Fellow, Nagova University, Japan. Planet 

 forming processes in the solar nebula , with J. A. Wood, Department of 

 Planetary Sciences, from May 1, 1986 to April 30, 1987. 



Philip Judge, Visiting Scientist, Oxford University, England. Calculation of 

 model stellar atmospheres based on sulphur atomic data from July 28 to 

 August 22, 1986. 



Cedric Lacey, National Aeronautics and Space Administration Postdoctoral Fellow, 

 Cambridge Universitv, England. Dissipational galaxv formation, and stellar 

 dynamics with George Field, Department of Theoretical Astrophysics, 

 from July 1, 1986 to June 30, 1987. 



Valerie de Lapparent , Postdoctoral Fellow, Universitv cf Paris, France. 



The large-scale distribution of galaxies with Irwin Shapiro, Director, 

 from September 1. 1986 to August 31, 1988. 



Laurence Marschall, Visiting Scientist, Universitv of Chicago. Radial 

 velocities of stars in the Trapezium Cluster in Orion with David 

 Latham and Robert Mathieu, Department of Optical and Infrared 

 Astronomy, from July 1, 1986 to August 31, 1987. 



Brian McBreen , Visiting Scientist, Universitv College, Dublin, Ireland. Star 

 forming regions in the Giant Molecular Clouds , from September 22 to 

 October 11, 1986. 



Birgitta Nordstrom, Visiting Scientist, Stockholm University, Sweden. Radial 



velocity measurements on earlv-tvpe stars and spectroscopic binaries , 

 from August 25 to October 31, 19^6. 



Lenoid Ozernov, Distinguished Visiting Scientist, Lebedev Phvsical 



Institute, Moscow. Intergalactic medium, quasars, galaxy formation, 

 and ot'ner phenomena related to cosrcological problems with Irwin 

 Shapiro, Director, and George Field, Department of Theoretical 

 Astrophvsics from July 21, 1986 to Julv 31, 1988. 



Douglas K. Russell, Visiting Scientist, University of Leicester, England. 



Laboratory infrared spectroscopy of astronomical ions with H.E. Radford, 

 Department of Atomic and Molecular Phvsics, from Julv 1 to December 31, 

 19«6. 





