RNSA 14 ft dinghy (Royal Naval Sailing Association 14)
The standard sailing dinghy for the Royal Navy (sometime referred to as the “Rensa dinghy”) from the early 1920s before being replaced by the the Bosun in the mid 1960s.
A clinker built sloop, of mahogany on oak construction, the sail rig was a triangular foresail and a sliding gunter main.
Model RNA held by the National Martime Museum:
http://collections.rmg.co.uk/collections/objects/66200.html