Mont Blanc massif led to calls to limit access to the most popular summits and for the mountains to be treated with greater respect. The Mont Blanc massif has provided numerous opportunities for academic research, dating back to the very first ascent of Mont Blanc in 1786 during which Michel Paccard carried scientific equipment to confirm it as the highest summit. In 1820, an ill-fated expedition led by Dr Hamel included pigeons intended for release at varying altitudes to measure the impact of reduced air density on their ability to fly. In 1890, Joseph Vallot built a small meteorological observatory at approximately between
Jacques Viger (Member of the Assembly) His son, Jacques Viger, was the first mayor of Montreal and his nephew Louis-Michel Viger became a lawyer and also served in the Legislative Assembly of Lower Canada. His nephew Denis-Benjamin later played an important role in the politics of the province. Jacques Viger (Member of the Assembly) Jacques Viger (November 23, 1735 – January 21, 1798) was a political figure in Lower Canada. He was born in Montreal on November 23, 1735, the son of the shoemaker Jacques Viger. On May 7, 1764, he married Amaranthe Prévost, the daughter of Eustache Prévost and Marie-Madeleine Sarrault. In 1796, Jacques Viger