[1] BELL TEL LABS INC,MURRAY HILL,NJ 07974
[2] UNIV CHICAGO JAMES FRANK INST,CHICAGO,IL 60637
[3] CLEMSON UNIV,DEPT PHYS & ASTRON,CLEMSON,SC 29631
[4] CLEVELAND STATE UNIV,DEPT PHYS,CLEVELAND,OH 44115
[5] DUPONT CO,CENT RES & DEV DEPT,WILMINGTON,DE 19898
[6] JOHNS HOPKINS UNIV,DEPT CHEM,BALTIMORE,MD 21218
[7] JOHNS HOPKINS UNIV,APPL PHYS LAB,SILVER SPRING,MD 20910
[8] NATL BUR STAND,INST MAT RES,GAITHERSBURG,MD 20760
[9] UNIV ILLINOIS,DEPT PHYS,URBANA,IL 61801
[10] UNIV ILLINOIS,MAT RES LAB,URBANA,IL 61801
[11] MONSANTO CO,DEPT CORP RES,ST LOUIS,MO 63166