The jewels of the Duchess were bought by her husband Edward (the former King Edward VIII) or herself. The only pieces given to the Duchess by the Royal family were the pearls of Queen Mary as a final gesture towards her son Edward and his wife, as.
I've put this into my Dead Useful Stuff folder - I reckon this should be studied daily. I looked at it and even the art work was calming Might have to print it and pop it where I can see it properly