PAYOT (Venance). Collection of rocks from the Mont Blanc massif. Chamonix, circa 1860. In a 30 x 19 cm strong cardboard box covered with red cloth. Collection of 40 carefully labelled rock samples from the Mont-Blanc massif, each arranged in a small cardboard box and resting on a bed of cotton. Each specimen is identified on the inside of the lid. A rare and well-presented cabinet.