Look! There are millions of manufacturer's marks. For starters you do not even say what object the mark is applied to!! If it on a piece of antique porcelain, then you need to buy a book of porcelain...
Price in NC for a 1.75L was 53.95. Michigan at Costco is 52.99. Missouri Costco had it for 39.99. Would like to know if this price is found in other states.