C. L. H. Humphreys
- The Water-Supply of Kumasi in the Gold Coast Colony. In: Journal of the Institution of Civil Engineers, v. 11, n. 5 (März 1939). (1939):
- Conditions Governing the Safety of Modern Traffic. Section II.—Road Construction. In: Journal of the Institution of Civil Engineers, v. 8, n. 6 (April 1938). (1938):
- The Reconstruction of the Chester-holyhead Road Near Penmaenmawr, North Wales. In: Journal of the Institution of Civil Engineers, v. 6, n. 7 (Juni 1937). (1937):