Report on ventilation for the dual system subways
By: by Wm. Barclay Parsons, S.L.F. Deyo, J. Vipond Davies, Lewis B. Stillwell, under resolution of the commission of June 18, 1915 ...
Published: 1916
Place of publication: New York
Language: eng
Number of pages: 12
Subjects: Tunnels; Ventilation
Notes: At head of title: State of New York. Public service commission for the first district.