Warsop's Aëro steam system
Subtitle: patented both in England and the United States
Contributors: C. Henry Hall & Co
Publisher: J.L. Sanford
Published: 1872
Place of publication: San Francisco?
Language: eng
Notes: Incipit: The undersigned, agent for said system in the United States, confidently recommends the same to the public ... ".

Signed: "J.L. Sanford ... San Francisco, Calif. or Messrs. C. Henry Hall & Co. ... New York City".