Glass blocks - sward
This shape (size G) is unusual, measuring 18" by 39.5" -- the longest length of any of the original floor panels. Only three of this size were salvaged intact.  As of 1/7/13, this size has SOLD OUT.

This shape (size G) is unusual, measuring 18" by 39.5" -- the longest length of any of the original floor panels. Only three of this size were salvaged intact. As of 1/7/13, this size has SOLD OUT.