Plans of the Derbyshire Miners' Welfare Holiday Centre, Rhyl - Alterations to existing buildings (April 1950) - Alterations to chalets nos 15-18 (April 1951) - Plan, section and elevation of chalets (April 1951) - Alterations to kitchen and boiler house (March 1951) - Proposed extensions to dormitory block (March 1951) - Proposed extensions to concert hall (April 1951) - Sketch plan of proposed extensions to concert hall (29 October 1954) - Proposed extensions and alterations to camp (January 1951) - Proposed extension to married quarters (11 January 1949) - Alterations to holiday centre [?1950s] - Proposed extensions ot reception office (18 January 1949) - Proposed extension to kitchen and dining block (17 January 1949) - General layout (February 1951) - Extensions to kitchen and concert hall (2 plans) (24 March 1954) - Extensions to sun lounge and concert hall (16 December 1951) - Plan of camp layout (2 plans) (9 July 1957) - Plan of shop, dining hall, snack bar and recreation room (2 July 1957) - Extension to club room and bar (2 plans) [?1950s] - Layout of holiday camp (2 plans) (31 May 1957) - Details of counter in reception office (14 January 1965) - Conversion of house to offices, and proposed conversion of chalets into reception office (2 plans) (January 1965) - Proposed new car park (6 Nov 1970) - Layout of holiday camp (27 January 1971) - Sketch layout plan. [?1970s] - Proposed extension to holiday centre. [?1970s] - Plan of proposed conversion of a house at 102 Marsh Road [Rhyl] into offices. Includes a letter from the Senior Architect at the National Coal Board's East Midlands Division Architect's Department concerning building works at the Derbyshire Miners' Holiday Centre in Rhyl (December 1965) - Colour plan of proposed extension to a store by the boiler house. Includes a letter from the Divisional New Works Engineer regarding the proposed works (February 1966) - Plans and elevations of proposed chalet block [?1960s] - Block plan and drainage layout of chalet block [?1960s] 1949-1971