| Author: | Brown, W. L. |
| Subject: | TA, Civil engineering -- Periodicals, Railroad tunnels -- Design and construction |
| Format: | Electronic text |
| Date issued: | 2013 |
| Language: | English |
| Publisher: | Project Gutenberg, |
| Rights: | Public domain in the USA. |
| Download link: | Transactions of the American Society of Civil Engineers, Vol. LXVIII, Sept. 1910 : The New York Tunnel Extension of the Pennsylvania Railroad. The North River Tunnels. Paper No. 1155 [electronic resource] / W. L. Brown |