Title: The eighth wonder
First published: 1927
Description: An account by Carl C. Gray and H.F. Hagen of the Holland tunnel, especially the ventilating system, installed by B.F. Sturtevant company.
Subjects: Ventilation, Pictorial works, Underwater tunnels, Tunnels, Design and construction
Places: Holland Tunnel (New York, N.Y.)
LC classification: TF238 .H667