Permanent International Association of Road Congresses. Permanent International Association of Road Congresses, 6th congress, Washington, 1930; 1st section, construction and maintenance, 1st question, Results obtained by use of (A) cement [with list of references], (B) brick or other artificial paving; report by (pt. A) Frank T. Sheets, Roy W. Crum, E. M. Fleming, Arthur N. Johnson, Clifford Older, Raymond E. Toms, (pt. B) William H. Connell, Perry J. Freeman, John B[N]. Hittell, Earl F. Kelley, Clarence D. Pollock.
Publication Title:
Permanent International Association of Road Congresses. Permanent International Association of Road Congresses, 6th congress, Washington, 1930; 1st section, construction and maintenance, 1st question, Results obtained by use of (A) cement [with list of references], (B) brick or other artificial paving; report by (pt. A) Frank T. Sheets, Roy W. Crum, E. M. Fleming, Arthur N. Johnson, Clifford Older, Raymond E. Toms, (pt. B) William H. Connell, Perry J. Freeman, John B[N]. Hittell, Earl F. Kelley, Clarence D. Pollock.
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Permanent International Association of Road Congresses. Permanent International Association of Road Congresses, 6th congress, Washington, 1930; 1st section, construction and maintenance, 1st question, Results obtained by use of (A) cement [with list of references], (B) brick or other artificial paving; report by (pt. A) Frank T. Sheets, Roy W. Crum, E. M. Fleming, Arthur N. Johnson, Clifford Older, Raymond E. Toms, (pt. B) William H. Connell, Perry J. Freeman, John B[N]. Hittell, Earl F. Kelley, Clarence D. Pollock.
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State Department
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State Department
Authors:
Sheets, Frank T., Crum, Roy W., Fleming, E. M., Johnson, Arthur N., Older, Clifford, Toms, Raymond E., Connell, William H., Freeman, Perry J., Hittell, John B[N]., Kelley, Earl F., and Pollock, Clarence D.