rare square tea and coffee maker

Old and rare vintage square tea and coffee maker, signed ellgreave burslem england. In yellow earthenware of about 60 years. It could tempt some amateurs or collectors by its original form. In good condition, there is just a small original defect inside the coffee maker (see photos) which does not interfere in any way with its proper functioning, no leakage. High 10.5 X by 11.5 X 11.5 X weight 725 gr approximately.