Bella Alten operatic career included six Metropolitan premiere performances – Adele in Die Fledermaus (1905), Gretel in Hänsel und Gretel (1905), Saffi in Der Zigeunerbaron (1906), Olga in Fedora (1906), Columbina in Le Donne Curiose (1912), and Lisetta in L'amore Medico (1914). In November 1905 when she sang Gretel in the premiere Metropolitan performance of Hänsel und Gretel, the composer Engelbert Humperdinck was in the audience. This opera received 11 performances that first season and was selected by Theodore Roosevelt's wife as a benefit for the Legal Aid Society. Alten sang Gretel in this opera every season she was with the Met
NSEL case the Multi Commodities Exchange Ltd. (MCX) which was earlier a sister company of NSEL, submitted a project report for establishing a nationwide spot market for commodities. NSEL was set up as a company incorporated under the Companies Act, 1956 on 18 May 2005 with its registered office in the State of Maharashtra. NSEL was incorporated by MCX and the nominees of FTIL. Subsequently, in view of the regulatory concerns between regulated commodities exchanges holding equity shareholding in spot exchanges, the shareholding of MCX and nominees were transferred and consolidated later in 2005 with FTIL. On 5 June 2007, NSEL was