Parish Church Treasures: the nation’s greatest art collectionJOHN GOODALL For some years, author John Goodall and photographer Paul Barker have produced a weekly article in Country Life on parish churches and their rich assortment of precious artefacts. This beautiful book incorporates these pieces and adds information about the liturgical changes over the centuries and how they influenced church interiors. Eight hundred years ago, in November 1215, the Fourth Lateran Council met and its 71 decrees included an exposition of the sacraments which used the term “transubstantiation” for the first time.The increased importance of devotion to the Mass led to the enlargement of virtually all chancels. Extra space for ceremonial and more sedilia for priests and assistants had