Olmsted locks & dams (replacement of locks & dams 52 & 53) :
supplement no. 1 to design memorandum no. 1.
Description
Viewability
Item Link | Original Source |
---|---|
Full view v.1 Main reportt | University of Illinois at Urbana-Champaign |
Full view v.2 Appendix A, Locks & appendix B, approach walls | University of Illinois at Urbana-Champaign |