Automatic railroad car ventilation
Subtitle: Creamer's patents of 1861 & 1867 : circular of January 1868
Publisher: W.G. Creamer & Son
Published: 1868
Place of publication: New York
Language: eng
Notes: Caption title.

Signed (p. [3]): W.G. Creamer & Son., 15 Platt Street, New York, general manufacturers of safety brakes, ventilators, and railway car trimmings.