The stained glass lamp mystery.

This lamp came with the house and is very heavy.  I posted in Collectors Weekly to see if I could get help with identification.  Here is the link:

http://www.collectorsweekly.com/stories/214457-stained-glass-lamp?in=user


Here are some pictures also:

WHAT DO YOU THINK?  Tiffany or no?

...I think we're alone now.

Love and greek revival dreams, Kris