VALLOT, Joseph. 16027



Letter Signed, as Directeur of the Observatoire Meteorologique du Mont-Blanc, sending the second volume of the Annales of the observatory. In French. 1 page 10½ x 8 inches, in good condition, a few minor blemishes. Mont-Blanc Observatory, Paris, undated. Joseph Vallot (1854-1925), mountaineer, astronomer, naturalist and philanthropist.