H. Hawgood
- (1915): Huacal Dam, Sonora, Mexico. Dans: Transactions of the American Society of Civil Engineers, v. 78, n. 1 ( 1915).
- (1892): Single-Post Cable Railway Viaduct, Los Angeles, California. Dans: Minutes of the Proceedings of the Institution of Civil Engineers, v. 107, n. 1892-1 ( 1892).
- (1892): On the Temple Street Cable-Railway, Los Angeles, California. Dans: Minutes of the Proceedings of the Institution of Civil Engineers, v. 107, n. 1892-1 ( 1892).
- (1886): Removal of Shoals by Propeller-Sluicing on the Columbia River, Oregon, Us. Dans: Minutes of the Proceedings of the Institution of Civil Engineers, v. 83, n. 1886-1 ( 1886).
- (1914): Los Angeles Harbour, California. Dans: Minutes of the Proceedings of the Institution of Civil Engineers, v. 195, n. 1914-1 ( 1914).
Structurae coopère avec
