"Freiherr Horst Julius Treusch von Buttlar-Brandenfels (14 June 1888 – 3 September 1962) was a German general. Freiherr, which equals "Baron", was his title of nobility.
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was known for commanding several airships during World War I, including the most successful Zeppelin of the war, the L 30.
He was the commander of Frankfurt Airport at the end of World War II." - (en.wikipedia.org 08.06.2021)