基本信息
文件名称：课件参考访问raz lqclr.pdf
文件大小：5.67 MB
总页数：9 页
更新时间：2025-02-04
总字数：约2.69万字
文档摘要
Between1899and1904,theBuffaloSoldiers
workedasparkrangersinseveralCalifornia
nationalparks.Theybuiltroadsandtrails,
foughtforestfires,andstoppedpeoplefrom
huntinganimalsandstealingtimber.
DuringWorldWarsIandII,newblack
regimentsformed.Theyweresti