Willets Mfg Co:?? Large Platter w/ Maroon & Green Flowers

Willets Mfg Co ?? Large Platter w/ Maroon & Green Flowers.
This antique platter has some beautiful flowers on the inside rim.
Crazing under the glaze and some flea bit chips on the upper side of the rim (2)
and on the under side of the rim (2) has a mark on the bottom for the Willets Mfg Co.
and the one word we could read Opaque.15 1/2″ by 10 1/4″ Not bad for the age.
Belleek china they have used two marks, formed of a serpent twisted to repre?sent
the letter W, So we are sure of the right co.