J. R. Hosking

• An experiment comparing the performance of roadstones in different bituminous surfacings
• An investigation to determine the degree to which roadstones polish under present-day conditions
• Factors affecting the results of polished-stone value tests
• Measurement of the macro-texture of roads
• Relationship between skidding resistance and accident frequency
• Roadstone tests on present day blastfurnace slag
• The measurement of colour of roadstones
• The role of aggregates in providing skid-resistant roads