Burros National Park Service's plans to shoot burros in Grand Canyon discussed. Straight Creek. Journal Mr 3, 1977 Destruction of burros in Grand Canyon National Park delayed for another year; environmental impact study to be conducted. RMN Mr 26, 1977 p.; Their history and their present situation in Arizona. Arizona Highways v.54 #2 F 1978 p.42-47 Feature on history and future of mustangs and burros, Real West Jy 1378 p.8-3.1,64 0
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