Drainage channel and waterway; a history of the effort to secure an effective and harmless method for the disposal of the sewage of the city of Chicago, and to create a navigable channel between Lake Michigan and the Missippi River,

Mode of access: Internet.

National Emergency Labor Disputes Act : report of the Committee on Labor and Public Welfare to accompany S. 2999 : a bill to amend the Labor Management Relations Act, 1947, as amended, so as to provide a more effective method of dealing with labor disputes which affect the national security.

At head of title: Calendar no. 1998.

The traverse method in stress analysis.

Title from label mounted on cover.