Creating autosexing breed from Blue Plymouth Rock Sexlinks?

[nicalandia]

Here's a couple pics of my 55s. They're from GFF.
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Wow, I didn't know you had them, Thanks for sharing. are your males nearly white too?

 

[The Moonshiner]

I only had one male and lost him. Yes he was almost completely white.
The hens have been getting more white every time they moult also.