 | Myron Webster Watkins, Allyn Abbott Young - 1927 - 360 halaman
...is at a standstill in this respect, its settlement area remaining practically the same as in 1880. Up to and including 1880 the country had a frontier of settlement, but at present (1890) the unsettled area has been so broken into by isolated bodies of settlement that there can hardly... | |
 | Harold Underwood Faulkner - 1928 - 358 halaman
...virtually disappeared by 1 890. "Up to and including 1880," said the Superintendent of Census in 1890, "the country had a frontier of settlement, but at...its westward movement, etc., it can not therefore have a place in the census reports." With the passing of the frontier the most important influence... | |
 | 1949 - 56 halaman
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 | Isaiah Bowman - 1931 - 384 halaman
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Up to and including 1880 the country had a frontier of settlement, but at present the unsettled area has been so broken into by isolated bodies of settlement that there can hardly be said to be a frontier line. 
