Attachment for Plows. (open access)

Attachment for Plows.

Patent for an attachment for plows, which "may be utilized as a cutter or the plow converted into a double-shovel plow," (lines 18-19) with instructions and illustrations.
Date: April 15, 1891
Creator: Williams, George M. D.
Object Type: Patent
System: The Portal to Texas History
Machine for Dressing Surfaces of Pavements. (open access)

Machine for Dressing Surfaces of Pavements.

Patent for improvements in machines for dressing surfaces of wooden or block pavements that may be operated by a traction-engine of known construction, including illustrations.
Date: November 3, 1891
Creator: Love, Robert Hamilton
Object Type: Patent
System: The Portal to Texas History
Wooden Bridge (open access)

Wooden Bridge

Patent for a wooden bridge with a focus on increased durability of the structure and effective drainage for moisture from the timbers and for the free circulation of air between, around, or through the structure.
Date: April 9, 1891
Creator: Ferguson, Benjamin F.
Object Type: Patent
System: The Portal to Texas History
Grain-Scale. (open access)

Grain-Scale.

Patent for “improvements in grain-scales, especially adapted for location at the rear end of a trashing-machine and for receiving therefrom the thrashed grain, weighing and subsequently bagging the same in predetermined quantities” (lines 7-12), includes illustration.
Date: March 17, 1891
Creator: Butts, Alexander W.
Object Type: Patent
System: The Portal to Texas History
Plow. (open access)

Plow.

Patent for an improvement in plows by using a series of spring-tines that are secured above the mold-board, when in operation these independently-moving tines “serve to jar and break the clods, thus not only pulverizing the clods to a certain degree but also insuring the freeing of the tines of all dirt” (lines 90-93), including illustration.
Date: March 3, 1891
Creator: Ball, Alfred Fine
Object Type: Patent
System: The Portal to Texas History

Dallas Sheet

Topographic map of a portion of Texas from the United States Geological Survey (USGS) project. The map includes towns, historic or notable sites, bodies of water, and other geologic features. Scale 1:125000
Date: 1891
Creator: Geological Survey (U.S.)
Object Type: Map
System: The Portal to Texas History