Ireland. Geology of Belfast and District: Special Engineering Geology Sheet, Solid and Drift. (1971). Geological Survey of Northern Ireland. Colour print,
Ireland. Geology of Belfast and District: Special Engineering Geology Sheet, Solid and Drift. (1971). Geological Survey of Northern Ireland. Colour print, folded, 71.5 x 53.5cm. Scale 1:21,120. On back in grey print, map of ‘Rockhead contour in the City Area’,(at 1:21,120, table of rock and soil characteristics and summary logs of 31 boreholes. Clean, bright colours. In good condition.