This got me curious so I went looking. This is all that I found (the only other good information I found on my search, brought me back to the sticky at the top of the page, lol).
English White: Good specimens of these are completely white, with no discernible markings, other than the merest hint of eyebrow lines on the head.
http://www.angelfire.com/va3/superphilbo/pharaoh_quail.htm
English White: Good specimens of these are completely white, with no discernible markings, other than the merest hint of eyebrow lines on the head.
http://www.angelfire.com/va3/superphilbo/pharaoh_quail.htm