Young, H Robert; Koch, Allan ; Mutch, Frank ; Trotter, Pat ; Shjeflo, Walt ; Taylor, Heyward T; Strickland, Harold L. 1974. Engineering Field Notes: Volume 6 Number 2 February 1974. 7471 3802. Washington DC: U.S. Department of Agriculture, Forest Service, Engineering. 14 p.

Topics in this issue include:

• Accelerated Determination of Concrete Compressive Strength
• Color Infrared Film Developed to a Negative
• Regional Division of Engineering News
• Washington Office Division of Engineering News

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