NOTE: "The three cat plate was made by Westmoreland off and on from about 1901 thru 1952 in 5", 7" and 8" a like plate was also produced by Westmoreland with three Owls in place of the kittens. This is on page 209 of the Westmoreland Glass book. It can also be found in the Belknap, Millard and Ferson books." "...referring to the reference book - Westmoreland Glass by Chas West Wilson."
NOTE: Patented July 2, 1901
NOTE: Part of the AKA: Baker's Dozen named by collectors of Westmoreland scene plates. These were reissued in the 1940s.