Here is a tough to find early Canadian Piece likely made by Hamilton Glass - CD 120 Double Thread No Embossing Canada MLOD MLOB RB. Price guide says 500 - 700, some damage on this one - priced accordingly - now 295 plus shipping. PayPal Friends and Family preferred. See pictures - one inch internal stress crack at bottom front. Back has 2 wiregroove dings. Typical roughness inside round base but no major chips. Has a bonus amber swirl in the dome. Aqua, leaning toward blue. Email for more pictures.