Balanced Piston Engine.

Balanced Piston Engine.

Date: February 15, 1881
Creator: Peebles, William D.
Description: Patent for a new and improved balanced-piston engine. This design "relates to that class of steam or other engines which are constructed with two pistons receiving the pressure in opposite directions, each connected with cranks set at opposite positions, whereby the strain occurs simultaneously in opposite directions upon the crank-shaft and balances the same within its bearings, and thus obviates great friction on the journals and thereby economizes power" (lines 7-15).
Contributing Partner: UNT Libraries Government Documents Department
Spinning-Wheel

Spinning-Wheel

Date: June 22, 1880
Creator: Church, Joshua G.
Description: Patent for "an improvement in domestic spinning wheels; and it consists in the combination of parts whereby the spindle or whirl is supported from above so as to hang down within the operator's reach, and is made to constantly revolve at the same time that the whirl is moved from and toward the operator" (lines 12-19) including instructions and illustrations.
Contributing Partner: UNT Libraries Government Documents Department
Churn.

Churn.

Date: April 3, 1900
Creator: Hargrove, Kincheon W.
Description: Patent for a churn with a construction which will prevent "access of objectionable matter to the churn-body" (lines 14-15) including instructions and illustrations.
Contributing Partner: UNT Libraries Government Documents Department
Graduation Portrait; Portrait of Girl

Graduation Portrait; Portrait of Girl

Date: unknown
Creator: unknown
Description: 1 copy negative of 2 images. The first is a portrait of Dan Power, who is dressed in a graduation cap and gown. The second image is a portrait of Eugenia Lee Power. She is wearing a formal dress along with a necklace, earrings, and a corsage.
Contributing Partner: Hardin-Simmons University Library
Portrait of Man

Portrait of Man

Date: unknown
Creator: unknown
Description: Copy negative of Arthur John in a suit and necktie. Written below the photograph is, "Arthur John, 1921, Breckenridge, TX."
Contributing Partner: Hardin-Simmons University Library
Highway Under Construction

Highway Under Construction

Date: 1962
Creator: unknown
Description: Photograph of supports for a bridge under construction. All of the supports appear to be up. The photograph was taken from a distance away.
Contributing Partner: Hardin-Simmons University Library
Highway Under Construction

Highway Under Construction

Date: 1962
Creator: unknown
Description: Photograph of supports for a bridge under construction. All of the supports appear to be up. There is construction equipment on the ground near the bridge.
Contributing Partner: Hardin-Simmons University Library
Highway Under Construction

Highway Under Construction

Date: 1962
Creator: unknown
Description: Photograph of a highway under construction in Breckenridge, Texas. The land has just been cleared for the highway, and nearby is a row of stones.
Contributing Partner: Hardin-Simmons University Library
Highway Under Construction #1

Highway Under Construction #1

Date: 1962
Creator: unknown
Description: Photograph of a highway and bridge under construction in Breckenridge, Texas. The highway has not yet been paved. A bridge portion of the highway can be seen in the background. There is a truck on a road nearby.
Contributing Partner: Hardin-Simmons University Library
Lake Hubbard Dam and Bridge

Lake Hubbard Dam and Bridge

Date: 1962
Creator: unknown
Description: Photograph of the dam and bridge at Lake Hubbard in Breckenridge, Texas. There is a large drainage pipe in the foreground, and the dam is in the background.
Contributing Partner: Hardin-Simmons University Library
FIRST PREV 1 2 3 4 5 NEXT LAST