View source for Zeppelin, 1898, Begutachtungsstelle von Entwürfen für Luftfahrzeuge

A footnote to the title states that Luftfahrzeuge or Luftschiffe should be understood to mean exclusively aircraft with their own propulsion systems, as opposed to balloons, which are more like rafts than like ships.

{{Publication
|Original title=Begutachtungsstelle von Entwürfen für Luftfahrzeuge
|Simple title=Appraisal office of designs for aircraft
|Authors=Zeppelin
|Date=1898
|Countries=DE
|Languages=de
|Keywords=Luftfahrzeug; model
|Journal=Ill. Aër. Mitt.
|Page count=2
|Related to aircraft=1
}}
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=== Sources ===
* [[Brockett 1910]], page 912, entry 13161: Zeppelin. Begutachtungsstelle von Entwürfen für Luftfahrzeuge. Ill. Aër. Mitt., Nr. 1 (Jan. 1898), Strassburg, pp. 27-28. S (13161
* [https://archive.org/details/bub_gb_wMnNAAAAMAAJ/page/n31/mode/2up Scan] at Internet Archive