[1] Most of his works are located in Northwest England, in what is now Greater Manchester, Lancashire, Cheshire, and Derbyshire.
[2] Most of his designs were in Gothic Revival style, usually Early English or Decorated, but he also experimented in the Perpendicular style.
[3] He employed the Romanesque Revival style in his additions to St Mary's Church, Preston.
[4] The National Heritage List for England shows that at least 23 of his new churches are designated as listed buildings, four of them at Grade II*.
The authors of the Buildings of England series consider that his finest work is St John's Minster in Preston, Lancashire.