Erwin, Dave ; Franklin, B D; Weller, Charles R; Taylor, Heyward T; Strickland, Harold L. 1977. Engineering Field Notes: Volume 9 Number 4 April 1977. 7771 3804. Washington DC: U.S. Department of Agriculture, Forest Service, Engineering. 14 p.

Topics in this issue include:

• Use of Reinforced Earth Companys Retaining Structures on the Olympic National Forest
• The Brownhouse Study Road
• Washington Office Division of Engineering News

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