eighth wonder.
Contributors: Hagen, Harold F., joint author.; Sturtevant, B.F., Co.
Publisher: B. F. Sturtevant Company
Published: 1927
Place of publication: Boston, Mass
Language: eng
Number of pages: 64
Subjects: Ventilation; Holland Tunnel (New York, N.Y.)
Notes: An account by Carl C. Gray and H. F. Hagen of the Holland Tunnel, especially the ventilating system, installed by B. F. Sturtevant Company.