Antique Sponge Ware Pottery Nesting Bowls

Manufactured in the 1800's to early 1900's. Sponge Ware pottery nesting mixing bowls. Large bowl is 11 inches wide by 6 inches tall and has some hair line cracks in the bottom they don't go all the way up the sides. Medium bowl is 8 1/2 by 5. Small bowl is 7 by 4 1/2. Research suggests these are Red Wing Sponge Ware as they were purchased in Minnesota in the early 1970s. CASH ONLY.