TY  - BOOK
AU  - Earle,J.B.F.
TI  - A century of road materials: the history of the Roadstone Division of Tarmac Ltd 
SN  - 0631138900 :
U1  - 338.47625735 
PY  - 1971///
CY  - Oxford
PB  - Basil Blackwell
KW  - Tarmac Ltd
KW  - Roadstone Division
KW  - Road construction industry
KW  - Great Britain
KW  - Quarries and quarrying
N1  - Includes bibliographical references and index
ER  -