Reconnaissance

"Missing" USAF/DOD Aircraft Designations

http://www.designation-systems.net/usmilav/missing-mds.html

Keine Beschreibung vorhanden.

Stuttgart Airport - Page 1 | Military Airfield Directory

http://www.mil-airfields.de/de/stuttgart-echterdingen.htm

The first aviation use of the area near Echterdingen was the unplanned landing of the airship LZ4 in 1908. In the 1930s the Echterdingen airport was built to replace the existing one at Böblingen.

Dictionary Geotechnical Engineering / Wörterbuch GeoTechnik: Volume I ... - Herbert Bucksch - Google Books

http://books.google.de/books?id=te9FMHjOR4oC&pg=PA12&lpg=PA12&dq=aerograph+meteorologie&source=bl&ots=j3rislNh5w&sig=D8rfcQSbM4R

Together, the two volumes of the Dictionary of Geotechnical Engineering (G-E, E-G) contain some 60,000 entries, with common synonyms given in the target language, where available. Similarly, additional explanations help to differentiate the headwords.…

Dictionary Geotechnical Engineering / Wörterbuch GeoTechnik: Volume I ... - Herbert Bucksch - Google Books

https://books.google.de/books?id=7luqBgAAQBAJ&pg=PA219&dq=erratic#v=onepage

Together, the two volumes of the Dictionary of Geotechnical Engineering (G-E, E-G) contain some 60,000 entries, with common synonyms given in the target language, where available. Similarly, additional explanations help to differentiate the headwords.…