"Stewart Robert Hinsley" wrote
stepsmit writes
Has anyone an old copy of the Plant Finder and can look up any
reference for us?

Carncairn Daffodils, Broughsbane, Ballymena, Co. Antrim, BT43 7HF.

Or can anyone suggest where I can start looking for this Narcissus?

Maybe the daff society could help:
http://www.daffsoc.freeserve.co.uk/

--
Sue