Volume 57, Number 4 – October 1970

Mass Transit in the ’70s William J. Ronan An Analogy to the Structural Behavior of Shearwall Systems Eliahu E. Traum and Waclaw P. Zalewski Proceedings

Volume 57, Number 2 – April 1970

The Time for Reevaluation – Presidential Address Robert H. Culver Analysis of Shear Wall-Frame Systems Stephen Chriss In Memoriam – Gordon M. Fair Edward J. Cleary Proceedings Annual Reports – 1969-1970

Volume 57, Number 1 – January 1970

Back Bay Boston – Part 1 Harl P. Aldrich, Jr. Dispersion Phenomena in Coastal Environments Klas Cederwall AO, 1 Algorithm for City Planning Myron B. Fiering Proceedings of the Society

Volume 56, Number 1 – January 1969

Hydraulics of Mixing Tanks Thomas R. Camp Proposed Alcosan Secondary Treatment George T. Gray, Ariel A. Thomas, and John F. Dennis Head Losses Caused by an Ice Cover on Open Channels Peter A. Larsen Proceedings

Volume 55, Number 4 – October 1968

Status and Proposed Control of Pollution in Boston Harbor and Its Tributaries John F. Flaherty The Deep Tunnel Plan for the Boston Area David R. Horsefield The South Cove Tunnel Project, Boston, Massachusetts Zoltan A. Stacho Proceedings of the Society

Volume 55, Number 3 – July 1968

Some Practical Implications of Elementary Safety Safety Analysis C. A. Cornell and E. H. Vanmarcke The Warragamba Pipelines Stilling Basin Thomas F. Cheyer The Massachusetts Water Pollution Control Program John R. Elwood Sewerage Progress in Bogota, Colombia David R. Horsefield