The GmeLin series "Organometallic Compounds" comprises compounds containing at least one carbon-to-metal bond (except cyano compounds, which are considered inorganic). It includes all information in scientific journals, but patents, conference reports, and disserta tions generally were not reviewed. The volumes published so far are listed on p. V/' Organometallic compounds are classified according to their nuclearity and the bonding mode of the organic ligands nL. Nuclearity means the number of atoms of the title metal in the formula unit disregarding any additional metals that may be...