Harold Parker

Road Construction and Maintenance: An Informal Discussion: Relative Value of Three Methods of Carrying on Work

W. W. Crosby, Nelson P. Lewis, Samuel Whinery, .

Road Construction and Maintenance: An Informal Discussion: Surface Treatment with Tars, Heavy Oils, etc.

W. W. Crosby, Michael Driscoll, James Owen, .

Road Discussion and Maintenance: an Informal Discussion: Bituminous Surfaces

W. W. Crosby, Clifford Richardson, James Owen, 1912 .

Road Construction and Maintenance: An Informal Discussion: Cement-Concrete Pavements

Sanford E. Thompson, Samuel Whinery, James Owen, .