G. Purcell
- The Use of Asphalt in Irrigation Works in California, USA. Dans: Minutes of the Proceedings of the Institution of Civil Engineers, v. 110, n. 1892-4 ( 1892). (1892):
- Improvements in Los Angeles Harbour, California. Dans: Minutes of the Proceedings of the Institution of Civil Engineers, v. 195, n. 1914-1 ( 1914). (1914):