Vermilion River area assessment.

Examines an area in east central Illinois along the Indiana/Illinois border designated a state Resource Rich Area.

Letters from the East and from the West.

"The 'Letters from the East, or the valley of the Connecticut river,' were first published in the National intelligencer."--Pref. note.

Map of the Huron River Valley from Surveys made in 1905 by Gardner S. Williams. 5110 [Barton Hills]

Belleville East, 1908: Map of the Huron River Valley. [Scanned in two parts and combined using PhotoShop CS6 PhotoMerge command. The number "5110" is in pencil on the edges of the drawing, and the word "old" is in pencil is written in the lower right corner of the map.]

The Saginaw River port survey, 1957.

Mode of access: Internet.

Reports of army engineers upon the proposed canals connecting Lake Erie with the Ohio River and with Lake Michigan.

Report on the proposed canal from Lake Erie to the Ohio River / by H.C. Newcomer -- Report on the proposed canal from Lake Michigan to Lake Erie / by G.A. Zinn -- Appendix A. Business for canal -- Appendix B. The proposed Michigan & Erie canal an indispensable part of the great east-and-west main water route / by F.B. Taylor -- Appendix C. Description of harbors.