Carbonylation of Main-Group Organo-Metallic Compounds (N. Nudelman); Rearrangements Involving Allenes (S. Braverman); 1,1-Diarylalkenes (W. Murphy); Fulvenes (M. Neuenschwander); The Thiocarbonyl Group (E. Schaumann); Cycloadditions of Enones (J. Cossy, et al.); Author Index; Subject Index.