Leonard, Jerry ; Neumann, Ed ; Lambert, Mike ; Strickland, Harold L; Taylor, Heyward T; Weller, Charles R; Pickett, Ted . 1974. Engineering Field Notes: Volume 6 Number 4 April 1974. 7471 3804. Washington DC: U.S. Department of Agriculture, Forest Service, Engineering. 22 p.
Topics in this issue include:
- Energy Dissipators for Flumes and Culverts
- Signs and Markings for Low Volume Rural Roads
- Construction Control System
- Washington Office Division of Engineering News
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