P. Allan
- The George's River Bridge, New South Wales. In: Minutes of the Proceedings of the Institution of Civil Engineers, v. 232, n. 1931-2 ( 1931). (1931):
- Port Improvements at Newcastle, New South Wales. In: Minutes of the Proceedings of the Institution of Civil Engineers, v. 212, n. 1921-2 ( 1921). (1921):
- The Wagga Wagga Timber Bridge, New South Wales. In: Minutes of the Proceedings of the Institution of Civil Engineers, v. 128, n. 1897-2 ( 1897). (1897):