A cache of fine madeira

I don't often act as a blatant promoter of a single wine merchant's wares but a recent mailing reminded me how unusually seriously the fine-wine trader Turville Valley wines take one of my favourite wines, madeira. (Click on the tag below to find our widespread coverage of this magical, long-llived liquid from a green volcanic island in the middle of the Atlantic).

According to this offer, Turville currently have more than 150 different madeiras on their list, with no fewer than three bottles going back to the 18th century. 

These rarities are generally offered by the single bottle. It...