20 Frith Street been presented to the museum of Görlitz by Baron de Gersdorf. (Baron von Gersdorff from Saxony, possibly?). Gersdorf authenticated the first ascent of Mont Blanc by Jacques Balmat and physician Michel-Gabriel Paccard in 1786. Exchaquet was also the director of mines and foundries at Servoz in Haut-Faucigny, where attempts were made to emulate the success of the English steel-makers who, however, were using the very best imported Swedish Oregrounds iron. In 1816 Troye co-authored with one S. Glover "A Description of the Inundation of the Valley of Bagnes in Swisserland". Troye published an account of Mont Blanc and his models
Alexis Paccard Alexis Paccard Alexis Paccard (12 June 1813 – 18 August 1867) was a French architect. Paccard entered the École nationale supérieure des Beaux-Arts in Paris in 1830 in the workshops of Louis-Hippolyte Lebas and Jean-Nicolas Huyot. He won the Second Grand Prix in 1835 for a medical school, and won the Prix de Rome in 1841 for a "Palace of an ambassador in a foreign country." His work includes a study of the Parthenon on the Acropolis of Athens, which also earned him a medal at the Universal Exhibition of 1855. On his return he became official inspector and architect