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RISDiscussion of “<i>Inelastic Behavior of Concrete Masonry Shear Walls</i>” by P. B. Shing, J. L. Noland, E. Klamerus, and H. Spaeh (September, 1989, Vol. 115, No. 9)
Publisher: American Society of Civil Engineers
Sumer: Where Engineering Was Born
Publisher: American Society of Civil Engineers
Abstract: The first Sumerian city‐states, which knew no centralized authority, emerged around 3500 B.C. in the lower part of Mesopotamia, where the Tigris and Euphrates rivers merge before flowing into the Persian gulf. This region, ...