Viticulture is from the latin for 'vine'.
And here we have a stamp of a grape vine,
in celebration of German wine making.
In the shape of Germany!
This wine business has been going on for over two millennia as celebrated in this stamp of a woodcut from the 1309 textbook Rucelia commoda by Petrus de Crescentiis showing the steps in winemaking - planting, harvesting and aging.
for the letters V and W