Autograph letter signed, 1 1/3 pages (two sheets), 8,25 x 11,75 inch, Naples (Italy), 10.09.1957, in German, to Professor Dr. Gerhard Kühn in Firma Carl Zeiss (Oberkochen, Germany) - concerning a binocular given by his company and work of his son with the Bathyskaph `Trieste`* in the deep sea, written and signed in blue ballpoint ink "A Piccard", with intersecting letter folds and scattered mild creases - in fine to very fine condition. In parts: "Sehr geehrter Herr Professor! Wie Sie wissen, hat mir Ihre Firma Mitte April `57 einen sehr schönen Feldstecher geschenkt, der mir grosse Freude bereitet ... Ich bin noch hier einige Tage in Castellamare di Stabia, wo mein Sohn einige Ozeanographen mit unserem Bathyskaph `Trieste` in die Tiefsee führt ..." Translated: "Dear Mister Professor! As you know, in the middle of April `57 your company gave me a very beautiful binoculars, which gives me great pleasure ... I am still here for a few days in Castellamare di Stabia, where my son is leading some oceanographers with our Bathyskaph` Trieste` to the Deep sea..." * Bathyscaphe Trieste is a Swiss-designed, Italian-built deep-diving research bathyscaphe, which with its crew of two reached a record maximum depth of about 10,911 metres (35,797 ft), in the deepest known part of the Earth`s oceans, the Challenger Deep, in the Mariana Trench near Guam in the Pacific. On 23 January 1960, Jacques Piccard (son of the boat's designer Auguste Piccard) and US Navy Lieutenant Don Walsh achieved the goal of Project Nekton. Trieste was the first manned vessel to have reached the bottom of the Challenger Deep.
|Profession||Swiss physicist, inventor and explorer, known for his record-breaking helium filled balloon flights, with which he studied Earth's upper atmosphere and cosmic rays|
|Year of birth||1884|
|year of death||1962|
|Size in inch (1 inch = 2.5 cm)||8,25 x 11,75|
|Condition||fine to very fine|
|Type of Autograph||letters|