- Ubbelohde, A.R.
 -  11-48 11-49 11-50
 
  
            - Uefuji, T.
 -  1-21
 
  
            - Underwood, E.J.
 -  9-5
 
  
            - UNESCO
 -  3-38 4-9 4-56 4-69 12-3 12-23 109-4 109-5
 
  
            - UNESCO, Natural Sciences Committee
 -  4-69
 
  
            - UNESCO, Science Prize
 -  12-3
 
  
            - UNISIST, Newsletter
 -  4-54
 
  
            - Upton, A.K.
 -  12-19
 
  
            - Uyeda, R.
 -  11-28 11-30 11-33
 
  
           
          
         
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