Leonard Evetts' project file relating to a number of projects at St Mark's Church, Darlington. File 1 represents the design and execution of a window in the south wall (1948); the design and execution of Royal Arms (1958-1959); and the design and execution of five small Baptistery windows (1968-1969). File 2 represents the design and execution of twelve 12 clerestory windows depicting symbols of the Apostle, installed in 1972. File 3 represents the design and execution of the rose west window, based on Psalm 18, 1974-75.

File 1 contains designs and photographs only, Files 2 and 3 contain detailed designs, sketches and commission correspondence.

A file relating to the valuation of windows in St Mark's Church, Byker, Newcastle upon Tyne, 1993-1994, on behalf of the Redundant Churches Uses committee.

Leonard Evetts' project file relating to the design and execution of a memorial window in the south transept at St Margaret's Church, Roath, Cardiff, installed 1970.

The file contains detailed designs, sketches and commission correspondence.

Leonard Evetts' project file relating to the design and execution of the east and north windows at St Margaret’s Church, Hilston, East Yorkshire, installed 1957-58. The east window features St Margaret, and the north window incorporates some of the Victorian stained glass which survived the destruction of the previous church by bomb damage in 1941.

The file contains detailed designs and photographs.

Leonard Evetts' project file relating to the design and execution of windows in St Luke's Church, Scarborough, North Yorkshire. The file represents two projects: The windows in the Lady Chapel, installed 1963, and ten windows in the Chancel which were installed from 1970 and completed in 1974.

The main file contains documents dating 1960-1973. The file contains photographs of the completed designs, detailed designs, sketches, and commission correspondence.

An additional file contains a photograph of the Lady Chapel window (installed 1963) as an example of a window fitted with a glass known as 'curious' which differs greatly in thickness, creating abstract patterns and distorting images from outside for further effect. The file is dated 1999 and is thought to relate to the publication of the posthumous book on the work of Leonard Evetts.

There is also one large design of the Lady Chapel windows, housed separately due to its size.

This file contains a photograph of a three-light window at St Lawrences's Church, Warkworth, designed and executed by Leonard Evetts and installed 1951. The windows, featuring heraldic shields in otherwise white glass, are approximately 12 inches x 3 inches, to fill apertures cut in stonework thought to be Norman.

Leonard Evetts' project file relating to the design of the lining of the 12th Century font at St Laurence's Church, Ludlow, Shropshire, installed in 1968.

The file contains detailed designs, draft plans, and commission correspondence.

Leonard Evetts' project files relating to the design and execution of a three-light window in the nave at St Kentigern Church (Crosthwaite Parish Church), Crosthwaite, Cumbria, installed in 1974.

The file contains detailed designs, sketches and commission correspondence between the dates 1971-1974. There is an additional small correspondence file dating 1982 relating to the wording of the inscription.

This file contains one photograph of the abstract glass screen over the entire Chancel opening, designed and executed by Leonard Evetts, 1981-82.