Cortendorf wall mask - rare model 50s design mid-century

A fine 1950s wall mask, made by Cortendorf / Germany. With original label, marked on the reverse. 

It measures approx.:

Width ca. 18 cm/ 7"

Height ca. 24 cm/ 9.4"

Condition: Excellent. One tiny glaze imperfection, this can be seen on the photo. No damage and ex-works (just a bit of paint missing).