Reports on P. Shaw's patent union air engine (single and double action, with or without steam, at the option of the person working the engine) ...
By: issued by Shaw's Union Air Engine Co. ...
Contributors: Shaw's Union Air Engine Co.; Samuel Gardner Drake Pamphlet Collection (Library of Congress)
Publisher: Rhodes & Markham, printers
Published: 1865
Place of publication: Boston
Language: eng
Number of pages: 12
Subjects: Air-engines -- United States -- History -- Sources.; Steam-engines -- United States -- History -- Sources.
Genres: Sources.
Notes: NUC pre-1956 NS 0483198
In printed yellow paper wrappers.
NUC entry has date misprinted as 1845.
Ill. of air engine on p. [4] of cover.