Rapid transit for New York City
Subtitle: Henning gravity system
Contributors: Henning Rapid Transit Co. (New York, N.Y.)
Publisher: s.n.
Published: 1892
Place of publication: New York
Language: eng
Number of pages: 13
Subjects: Subways; Local transit; Tunnels
Other titles: Henning gravity system.
Notes: Cover title.

Text primarily by O.H.P. Cornell, chief engineer.

Place of publication and date inferred from text.

Avery Classics (Offsite) copy: No. 10 in a bound volume of 10 pamphlets with spine title: Rapid transit in New York City.