| Author's List |
| title | creator | language | description | tableOfContents | contributor | subject | created |
| Flying Machines: construction and operation; a practical book which shows, in illustrations, working plans and text, how to build and navigate the modern airship | en | Flying-machines; Aeronautics | 1997-05-01 | ||||
| Agricultural Implements and Machines in the Collection of the National Museum of History and Technology Smithsonian Studies in History and Technology, No. 17 | Schlebecker, John T. | en | Agricultural implements -- United States -- Exhibitions; Agricultural machinery -- United States -- Exhibitions | 2008-11-25 | |||
| The Scholfield Wool-Carding Machines | Cooper, Grace Rogers | en | 2008-11-03 | ||||
| The Voice of the Machines An Introduction to the Twentieth Century | Lee, Gerald Stanley, 1862-1944 | en | 2007-01-15 |