 Complete the following phrase:  Towards the end of the year 1828, the Viscount of Martignac, Interior minister of King Charles X and the real head of the government at that time as well as being a childhood friend of Bory in Bordeaux, charged six academicians of the Institute de France Georges Cuvier, Étienne Geoffroy Saint-Hilaire, Charles-Benoît Hase, Desiré-Raoul Rochette, Jean-Nicolas Hyot and Jean-Antoine Letronne with appointing the chief-officers and members of each section of a scientific committee to be attached to the Morea expedition, just as had been done previously with the Commission of Sciences and Arts during Napoleons 