Thank you for submitting your item for appraisal. These appear to be various pieces of a bone china tea or coffee set dating to the early 20th century, transfer printed and partly hand painted. The mark at the base consists of a crown and the letters M & S and L . This is very likely a mark used by Myott Sons Ltd.
The estimate is based on similar items offered or sold at auction. There is no measurement for the sentimental value you might attach to the item.