The book "Transactions of the American Society of Civil Engineers, Volume LXVIII, September 1910. New York Tunnel Extension of the Pennsylvania Railroad. Terminal Station - West" was written by Benjamin Franklin Cresson. This book details the design and construction of the tunnels and stations associated with the extension of the New York Branch of the Pennsylvania Railroad. The author examines the technical details of design and construction, the challenges engineers faced during the work, and the engineering solutions that helped bring this major infrastructure project to fruition. This book will be a useful source of information for specialists in the field of civil engineering, architecture and transportation infrastructure, as well as for anyone interested in the history of the construction of large transportation structures in the United States at the beginning of the 20th century."