Pearson, Larry ; Hostrop, B W; Weller, Charles R; Strickland, Harold L; Taylor, Heyward T. 1973. Engineering Field Notes: Volume 5 Number 12 December 1973. 7371 3809. Washington DC: U.S. Department of Agriculture, Forest Service, Engineering. 14 p.
Topics in this issue include:
- Road Obliteration
- Metrication—Surveying Conversion Factors by the International System of Units
- Washington Office Division of Engineering News
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