the design is original Arnold. I think Peter Arnold was the one who designed it. Don`t wonder: He was working in the past for Carthago and the last years for Concorde. Therefor he designed several interiors of actual modells.... I think you will find more Information on the Concorde Website, eg. ...
Peter
P.S.: 2016 was a jubilee-jear for Concorde and we (Arnoldfreunde!) where invited in honor for Peter Arnold to the event. I sad sorry, because i know him and we had at the same time our 15. Arnoldtreffen in Holzminden...
Arnoldfahrer seit 1994; RM35S Bj.80 (2012-2017; Besitzer ist im COC und hat 2. Arnold), RM38L Bj.82 (1994-2023; unser erster nach langer Suche) und RM40 Bj.84 (seit 2016 und läuft...).
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