The story & pictures at Guardian link below....

Winston Churchill blood sample put up for auction
Phial containing blood drawn from former PM as he recovered in hospital
from a fractured hip at age 87 has an estimate of 300-600

and -- Winston, from Wiki:
I would say to the House as I said to those who have joined this government: I have nothing to offer but blood, toil, tears and sweat.
We have before us an ordeal of the most grievous kind. We have before us many, many long months of struggle and of suffering.