| posted | title | essay |
| 25 Jun 2010 | Rigid Airship Design (Rise and fall of a Dutch airship manufacturer) | |
| 29 Oct 2006 | Aquila A 210 | |
| 30 Sep 2006 | The Gordon Bennett Balloon Race 2006 | |
| 01 Aug 2006 | FAA latest PARC roadmap unveiled | |
| 01 Jan 2005 | International Civil Aircraft Registration Prefixes | |
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