Before revision: The outline of the development of medieval Gothic architecture was further refined in the 18th century, culminating in the clear sequence of styles published by Thomas Rickman in 1817.
After revision: notably by James Bentham in his 1771 History and Antiquities of Ely Cathedral, andThe outline of the development of medieval Gothic architecture was further refined in the 18th century, culminating in the clear sequence of styles published by Thomas Rickman in 1817.