reconnaissance du sentier de la burthe 64.4 66 66.2 66.9 67.6 67.8 69.2 69 69 69.1 70.8 70.7 70.5 70.6 71 71 70.9 70.9 70.9 71 71 72.3 73 73 73 73 72.9 72.6 72.2 71.8 71.7 71.4 71.1 70.9 70.4 70 66.3 65.6 65.4 65.4 66 67 67.6 68.4 70.1 70.6 70.9 71 71 70.5 70 69.8 69.3 68.8 68.7 67.9 67.7 69.6 69.8 69.4 69.2 69.1 69.8 70.1 71 71 71 70.7 70.4 70.1 69.9 69.9 70 69.9 69.8 69.7 69.4 68.9 68.5 68.2 68 67.5 66.9 66.1 66.5 67 67.1 67.2 67.1 67 66.9 66.9 67.1 67.1 67.2 67.3 67.4 67.4 67.3 67.2 67 66.7 66.2 66.1 65.7 64.7 63.7 63.9 64 64.4