- 1Reference: Z997/1/47
Title: Dirigible: Journal of the Airship Heritage Trust Vol XVIII. No. 1
Level of description: item
Date Free Text: Spring 2006
Production date: From: 2006 To: 2006 - 2Reference: Z997/1/55
Title: Dirigible - the Journal of the Airship Heritage Trust. Edition No. 55.
Level of description: item
Date Free Text: Autumn 2008
Production date: From: 2008 To: 2008