Duo of hollow dishes in Sarreguemines earthenware

2 hollow dishes ancient iron earth: a large from the earthenware factories of sarreguemines model lleida with waves of friezes of leaves and flowers and central rose window 33x6 cm dark blue color and a medium dish with blue roses.which seems to have been very little used 27x5cm... The 2 dishes complement each other very well and the whole is in very good condition except the ivory colorations on the large dish visible in the photos.