[Double strand barbed wire, A.J. Upham Staple barb on two lines.]

Double strand barbed wire, A.J. Upham Staple barb on two lines, Patented August 29, 1876
Date: August 29, 1876
Creator: unknown
System: The Portal to Texas History

Jacob Haish's "Improved S Barb" barbed wire, Patented August 31, 1875

Jacob Haish's "Improved S Barb" barbed wire, Patented August 31, 1875
Date: August 31, 1875
Creator: unknown
System: The Portal to Texas History

Jacob Haish's "Parallel barbed wire, Patented August 31, 1885

Jacob Haish's "Parallel barbed wire, Patented August 31, 1885
Date: August 31, 1885
Creator: unknown
System: The Portal to Texas History

[Double strand barbed wire, L.E. Sunderland's "kink".]

Double strand barbed wire, L.E. Sunderland's "kink", a very obvious kink under each barb, Patented August 12, 1884
Date: August 12, 1884
Creator: unknown
System: The Portal to Texas History