Purdue University. Engineering Experiment Station

• Engineering lectures, the Engineering Extension Service of Purdue University
• A field investigation of low-cost stabilized roads
• Adhesion of bituminous films to aggregates
• Aims and activities of the joint highway research project
• Bituminous surface treatment
• County subdivision control
• Crushing resistance of surface-treatment aggregates
• Natural sandstone rock asphalt
• Tests of freight car draft gears