By Chris Ronayne; posted March 5, 2012 View Original: Click to zoom, then click to magnify (3000 x 4000) 1009KB
Here's a great piece!
A U-294A, I think.
Embossed (not incused) THOMAS on the front, and embossed (upside down) THOMAS on the rear.
Has carve marks on dome and base, and made of dry-process porcelain. Only colours listed for this are white and grey.