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The TRHF Archives houses copies of the Hill Family records collection. Issues of the Texas Ranger Dispatch, current and archival, available online. |
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Sull Ross State University, Archives of the Big Bend houses the original Hill Family records. Materials can be researched in a searchable database. |
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Texas Rangers: past and present. |
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Big Bend National Park |
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USDA Animal and Plant Health Inspection Service |
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Texas Animal Health Commission: Recent news releases regarding Cattle Fever ticks. |
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Veterinary Services: Cattle Fever Tick Eradication Program main page |
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Texas and Southwest Cattle Raisers Association |

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Knipling-Bushland U.S. Livestock Insects Research Laboratory, Kerrville, TX |