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Valve for explosive-engines.

Description: Patent for an improved valve for use in explosive engines which lists the movements of various parts in order to allow air and fuel to mix and explode.
Date: February 2, 1914
Creator: Ray, Albert J.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Derailing Block dated October 1, 1918

Description: Patent for new and improved detailing rocks for railroads. What makes this unique is that the clamp can be quickly and effectively clamped to railroad tracks.
Date: February 19, 1918
Creator: Samuel Harvey Garrett & Joseph Owen Staude
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

[Letter from D. T. Bomar to C. W. Merchant, Henry James, Geo L. Paxton, W. G. Swenson, H. O. Wooten, and J. M. Redford, February 21, 1910]

Description: Letter from D. T. Bomar to C. W. Merchant, Henry James, Geo L. Paxton, W. G. Swenson, H. O. Wooten, and J. M. Redford, asking the addressees to resign from the board of the Abilene Central Railway Company due to their "partisanship and personal interest in the City of Abilene."
Date: February 21, 1910
Creator: Bomar, David T.
Item Type: Refine your search to only Letter
Partner: Hardin-Simmons University Library

[Letter from Henry Clay, Jr. to his Parents, February 14, 1918]

Description: Letter from Henry Clay, Jr. to his parents regarding conditions in England; at the time the weather was bad and he hadn't flown more than five times the past week. Clay could soon get his commission but could get his wings first if he flies five hours in a Sopwith Pup thus meeting Royal Flying Corps requirements for wings.
Date: February 14, 1918
Creator: Clay, Henry, Jr.
Item Type: Refine your search to only Letter
Partner: The University of Texas at Dallas
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