To him all races were inferior to pure German stock.

Except for Paoul, all the others were of pure nomad stock.

So we can't produce any more racially pure stock!

Repentances says to keep pure the stock of the Lord by fire, but that's not good enough for the bloody Government now.

He began his racing career at age 17 while still in high school, racing pure stocks.

Why has God permitted our pure stock to become polluted with abnormal genes?

In order, they said, to 'improve the pure true original human stock.'

At least, once you get past the initial premise that the African genotype is the purest human stock.

He understood that his research could not be duplicated by other scientists without pure genetic stock to use as a base.

Do you know what pure human stock is?