Several restoration plans for the Cathedral were made between 1840 and 1860, by J. van Maurik, superintendents K. van Vlaanderen, Boll van Bueren and W.J. Kamperdijk (until 1875). This Kamperdijk applied non-weatherproof materials in mock forms. Under his supervision, the large north and south transept windows and bears next to them, also the facades above them were taken in hand, the old sacristy was converted into the sexton's residence, the neglected southwest chapels were let out. Many of the hogels and crucifixes on the pediments were executed in terracotta. In the west facade, among other things, he carved some of the pediments above the fanlights. | The authors deal with the history of the Dom Church in Utrecht. They describe the past history, the Gothic Dom St. Maarten, the exterior of the church, the use of materials, the interior of the church, the tombs, the tower, the construction periods of the church, tower and cloister, and the restorations.G.W. van Heukelom is mentioned as the leading master builder of the restoration of the tower from 1922-1929.|A wooden gallery by Kramm in the Dom was demolished.