Sources of road aggregate in Great Britain.
Contributors: Institute of Geological Sciences (Great Britain)
Edition: 4th ed.
Publisher: H.M.S.O.
Published: 1968
Place of publication: London
Language: eng
Number of pages: 149
Subjects: Road materials -- Great Britain.; Aggregates (Building materials) -- Great Britain.; Quarries and quarrying -- Great Britain -- Directories.
Notes: At head of title: Road Research Laboratory, Ministry of Transport and Institute of Geological Sciences, Natural Environment Research Council.