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Improvement in Speed-Measures.

Description: Patent for a "means for indicating the degree of speed with which an engine or train of cars is passing over a rail-road, and for enabling an engineer to regulate the speed of his engine to conform to the 'time' enjoined by his table, so that he will run at an even degree of speed, and be required neither to 'slow down' to save his schedule nor quicken the pace of his engine to make up lost time." (Lines 15-23) Includes instructions and illustrations.
Date: June 22, 1875
Creator: Minton, Stephen F.
Partner: UNT Libraries Government Documents Department

Map of John D. Rogers Farm

Description: Hand-drawn map of Rogers farm along the Brazos River in Grimes County; formerly called Allen Farm; currently owned by the Moore Brothers. The plat shows the property with notations to show subdivisions and dimensions.
Date: unknown
Partner: Star of the Republic Museum

Fertilizer-Distributer.

Description: Patent for a fertilizer-distributer with "means for agitating and loosening up the fertilizing material and delivering the same through a series of discharge-openings, such series extending transversely of the path of movement of the machine across the field and controlled by individual and independently-operable feed slides or gates, whereby the machine may be used for simultaneously fertilizing adjoined furrows or as a broadcast fertilizer-distributer" (Lines 12-21).
Date: May 20, 1902
Creator: Mize, William P.
Partner: UNT Libraries Government Documents Department

Grimes County

Description: Blue line print of survey map of Grimes County, Texas, showing rivers, creeks, original land grants or surveys, blocks of land, cities, towns, and railroads. Scale [ca. 1:266,666] (2000 varas to 1/4 of an inch).
Date: 1922
Creator: Matzow, Fr.
Partner: Hardin-Simmons University Library

Map of Grimes County

Description: Blueline format of survey map of Grimes County, Texas, showing rivers, creeks, surveys of land, and towns. No scale information given.
Date: 1858
Creator: Von Rosenberg, W.
Partner: Hardin-Simmons University Library

[Map of Grimes County]

Description: Map of Grimes County, Texas, showing towns, creeks, and blocks of land. Map includes a legend corresponding to the owners of the blocks of land in the lower-right corner.
Date: unknown
Partner: Hardin-Simmons University Library

[Letter from D.W. Kempner to Thos. L. James, July 26, 1951]

Description: Letter from D.W. Kempner to Thos. L. James discussing desired destinations for a shipment and shipment notice from Magnolia Company. Kempner explains that shipments by freight should go to Stoneham, Texas or Navasota, Texas with a notice to W. B. Keyser at Plantersville, Texas, and shipments by truck should go to Keyser and H. Kempner at Plantersville
Date: July 26, 1951
Creator: Kempner, Daniel W. (Daniel Webster), 1877-1956
Partner: Rosenberg Library

Window-Sash Fastener.

Description: Patent for a window sash fastener with improvement in locking device that hold it in any position or securely locked against movement, including illustrations.
Date: December 9, 1913
Creator: Driscoll, Spurgeon E.
Partner: UNT Libraries Government Documents Department

Hammock or Swing.

Description: Patent for a new and improved hammock. This design consists in "the combination of a suspended canopy, consisting of a hoop provided with screw-eyes and having a textile covering and a mosquito-netting secured thereto and depending therefrom, with a basket consisting of a hoop, a suitably-constructed bottom, a cushion, and a guard . . . and supporting-ropes secured at their lower portions to the basket and to the guard, and having snap-hooks at their upper ends adapted to engage the screw-eyes in the hoop of the canopy" (lines 5-15).
Date: April 24, 1888
Creator: Broderick, Martin
Partner: UNT Libraries Government Documents Department

Insecticide

Description: Patent for "a compound or composition for the extermination of ants, moles, salamanders, prairie-dogs, large rats, &c." (lines 11-13).
Date: August 21, 1888
Creator: Simpson, James Thomas
Partner: UNT Libraries Government Documents Department

Cultivator.

Description: Patent for a new and improved cultivator. This design consists in "the combination, with the frame bearing the standards, of caster-wheels provided with shanks, which are vertically journaled in the bars at each side of said frame and in the ends of the cross-bar, the hand-lever which is secured at the forward end of the beam and pivotally connected to the center of said cross-bar and provided with a slot near its free end, the segmental upright, and the spring" (lines 16-25).
Date: March 29, 1887
Creator: Brown, Thomas Jefferson
Partner: UNT Libraries Government Documents Department

Car Coupling.

Description: Patent for a new and improved coupling for railroad cars. This design consists in "[t]he combination of the platform . . . having a spring buffer and a projection adjacent to and to one side of the buffer . . . the catch pivotally secured below the same and having a series of coupling shoulders on one side, the spring, and the stop arranged to act upon the side of the catch from which the coupling shoulders project" (lines 89-98).
Date: September 6, 1887
Creator: Ashford, Thomas Gresham.
Partner: UNT Libraries Government Documents Department

Planter.

Description: Patent for a new and improved planter. This design consists in "slides over opposite holes in the bottom of its hopper and a dropping-cylinder provided with seed-cups on its periphery and removable screws rising from within the cups, whereby it may be changed . . . so as to plant corn or cotton" (lines 59-65).
Date: September 20, 1887
Creator: Becker, Philipp William Adolph
Partner: UNT Libraries Government Documents Department

Car Coupling.

Description: Patent for a new and improved coupling for railroad cars. This design consists in "the draw-head having the open space at its front end, the longitudinal groove in its side, extending rearward from said space, and the transverse recess at the rear end of said groove, the coupling bar resting in the groove and having a lug at its rear end" (lines 92-98). Said lug is "pivoted in the recess, and the hook at its front end arranged within the open space, and the spring having its rear end secured to the side of the draw-head in rear of the recess" (lines 1-4).
Date: December 6, 1887
Creator: Keith, John David
Partner: UNT Libraries Government Documents Department

Cane Mill.

Description: Patent for a new and improved sugarcane mill. This design "consist[s] of the frame composed of [a] bed-piece, vertical standards, and horizontal pieces, [one] piece having [a] trough, the vertical shaft, horizontally movable . . . and provided with the gear, the roller having stationary shaft provided with pinion, the [other] roller having stationary shaft provided with pinion, boxes, and screw-threaded rods" (lines 81-89).
Date: February 9, 1886
Creator: Webb, John T.
Partner: UNT Libraries Government Documents Department

Water Mill.

Description: Patent for a new and improved water mill. This design "relates to current water-mills, the object being to provide a mill of inexpensive and durable construction, having a wheel adapted to rise and fall with the tide, and thus to maintain a constant revolution and working of the mill. The invention consists in the combination of parts" (lines 11-18).
Date: August 28, 1883
Creator: Steinhagen, Cristofer Friderich Carl
Partner: UNT Libraries Government Documents Department

Cotton Chopper.

Description: Patent for a new and improved cotton chopper. This design consists in "[t]he combination, with a sulky having a loop secured to its axle, of a pair of hoes secured to a pair of pivoted bars, which are adapted to slide up and down in the loop, and a spring arranged between the bars to hold the hoes in a closed position . . . [and] provided with foot-rests for the driver, whereby the hoes may be forced into the ground" (lines 55-67).
Date: February 6, 1883
Creator: Craig, William Sinclair
Partner: UNT Libraries Government Documents Department

Improvement in Bale-Ties.

Description: Patent for "an improved fastening for the ends of bale-bands, whether the latter be constructed of sheet metal or wire." (lines 18-21) including instructions and illustrations.
Date: December 2, 1879
Creator: Camp, Ira M.
Partner: UNT Libraries Government Documents Department