Annotation
[1] Sangamo Journal, July 6, 1847. Construction work on the Alton and Sangamon was not begun until 1852, and the line was opened from Alton to Springfield the following year. A connection to Chicago was established in 1854.
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[1] Sangamo Journal, July 6, 1847. Construction work on the Alton and Sangamon was not begun until 1852, and the line was opened from Alton to Springfield the following year. A connection to Chicago was established in 1854.