Texas State Highway 13
former highway in Texas

State Highway 13 (SH 13) was a state highway in the U.S. state of Texas that ran from Amarillo due west to the New Mexico state line near Glenrio, Texas.
SH 13 was one of the original 25 state highways proposed on June 21, 1917, overlaid on top of the Ozark Trail. From 1917 the routing mostly followed present-day US 60 from Farwell through Amarillo to Pampa. From there, the highway turned east on present-day SH 152 to the border near Wheeler.
On October 8, 1917, SH 13 was completely reassigned to the route due east from New Mexico through Amarillo, Hedley, and Wellington to the Oklahoma state line.
On February 17, 1919, an inter-county highway was designated from Amarillo east to the Oklahoma state line. On August 21, 1922, this was redesignated as part of SH 13. On November 27, 1922, this was redesignated as SH 13A, and the west end was rerouted to end at Goodnight. On August 21, 1923, this route was renumbered as SH 75. The end was rerouted back to Amarillo on March 17, 1924.
Begin with the source’s own compact description: “Texas State Highway 13” is former highway in Texas. The dossier treats that line as a proposition to test through Texas, State and Highway, not as a finished interpretation.
Why this record matters
The phrase “former highway in Texas” supplies a clear boundary for inquiry. It also exposes the unanswered questions: who defined that boundary, when it became stable and which sources sit outside it.
The citation trail is more important than the brevity of the summary: it shows where individual claims can be examined in context. The source revision retrieved here is dated Jan 18, 2025. The linked authority identifier is Q2505529. 1 of 1 selected statements include explicit references; 0 carry qualifiers and 0 use preferred rank. The first chronological checks are 1917, 1919, 1922 and 1923.
The absence of detail may reflect summary conventions rather than a lack of surviving documentation. The lead is largely declarative, so disagreement and counter-evidence require a deliberate search beyond the opening account. Authority statements aid reconciliation but still require their own references, qualifiers and ranks to be checked.
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This entry incorporates text from “Texas State Highway 13” on English Wikipedia. Contributors are listed in the page history. Text is available under the Creative Commons Attribution-ShareAlike 4.0 License. Selected authority identifiers and statements are retrieved from Wikidata under CC0; their references and qualifiers remain part of the verification path.