Autograph letter signed.
Friedrichshafen, 10 March 1906.
4to. 1 p. on bifolium.
€ 3,500.00
In German, to Nicolas Thege de Konkoly, director of the meteorological institute in Budapest, thanking him for "the ongoing sending of interesting publications by the royal meteorological institute. There is particular value in the information on winds, in view of its importance for airship travelling […].
With small remarks by the addressee, stamped.
