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Bertram Henry Majendie Hewett

  • 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. 1155Transactions 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
  • Shield and compressed air tunnelingShield and compressed air tunneling
  • Shield and compressed air tunneling by B.H.M. Hewett and S. JohannessonShield and compressed air tunneling by B.H.M. Hewett and S. Johannesson