[Gutenberg 19037] • Transactions of the American Society of Civil Engineers, Vol. LXVIII, Sept. 1910 / The New York Tunnel Extension of the Pennsylvania Railroad. / The Cross-Town Tunnels. Paper No. 1158
![[Gutenberg 19037] • Transactions of the American Society of Civil Engineers, Vol. LXVIII, Sept. 1910 / The New York Tunnel Extension of the Pennsylvania Railroad. / The Cross-Town Tunnels. Paper No. 1158](/cover/JN-ikKrjCeYm4Hw0/big/[Gutenberg%2019037]%20%e2%80%a2%20Transactions%20of%20the%20American%20Society%20of%20Civil%20Engineers,%20Vol.%20LXVIII,%20Sept.%201910%20/%20The%20New%20York%20Tunnel%20Extension%20of%20the%20Pennsylvania%20Railroad.%20/%20The%20Cross-Town%20Tunnels.%20Paper%20No.%201158.jpg)
- Authors
- Brace, James H. & Mason, Francis
- Tags
- civil engineering -- periodicals , railroad tunnels -- design and construction , adult
- Date
- 2009-10-04T00:00:00+00:00
- Size
- 1.46 MB
- Lang
- en
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