McNabb's self car-coupler
Subtitle: no links and pins!, couples when shunting, or not, as desired!! : no occasion to go between cars for any purpose!! : can be put in place of old bunters : great saving in working expenses
Publisher: Ontario Car Company
Published: 1858
Place of publication: London, Ont
Language: eng
Subjects: Couplers (Railroad cars); Attelage (Chemins de fer)
Notes: Caption title.

Signed: Mr. Thomas Muir, manager, Ontario Car Company, London, Ont.

"Mr. James McNabb, of Widder, Ontario, is the inventor and original patentee of the horizontal latch coupler, having obtained a patent for his device in Canada, October 12, 1857; and during the past year he obtained letters patent for the same in the United States"--P. [3].