NOTE: Kathy Conn Turner: FORKS has been found in both Imperial and Cambridge catalogs - it's in both the 1909 catalogs Imperial and Cambridge. (Cracker Jar photos) The bottoms are identical.. The difference between the lids of Cambridge and Imperial is the finials. Cambridge #2696 has two rows of diamonds. Imperial's #410 only has one.
NOTE: Kathy Conn Turner 2023 - Notice that there are two rim treatments for this pattern - a smooth plain rim and a beaded rim