TECHNICAL MEMORANDUMS-Continued 



TM TITLE, AUTHOR, AND DATE 



42 "A Study of Sand Movement at South Lake Worth Inlet, Florida," by George M. 

 Watts, October 1953. 



43 "On Ocean Wave Spectra and a New Method of Forecasting Wind-Generated Sea," 

 by Gerhard Neumann, December 1953. 



44 "Coast Erosion and the Development of Beach ProfUes," by Per Bruun, June 1954. 



45 "Modification of Wave Height Due to Bottom Friction, Percolation and Refraction," 

 by Charles L. Bretschneider and R. 0. Reid, October 1954. 



46 "Field Investigations of Wave Energy Loss in Shallow Water Ocean Waves," by 

 Charles L. Bretschneider, September 1954. 



47 "Stability of Oscillatory Laminar Flow Along a Wall," by Huon Li, July 1954. 



48 "Sand Movement by Waves," by Theodore Scott, August 1954. 



49 "Bore Hole Studies of the Naturally Impounded Fill at Santa Barbara, California," 

 by Parker D. Trask and Theodore Scott, August 1954. 



50 "Statistical Significance of Beach SampHng Methods," by W. C. Krumbein, August 

 1954. 



51 "Generation of Wind Waves Over a Shallow Bottom," by Charles L. Bretschneider, 

 October 1954. 



52 "Laboratory Study of Effect of Tidal Action on Wave-Formed Beach Profiles," by 

 George M. Watts and Robert F. Dearduff, December 1954. 



53 "Laboratory Study of Effect of Varying Wave Periods on Beach Profiles," by George 

 M. Watts, September 1954. 



54 "Laboratory and Field Tests of Sounding Leads," by George M. Watts, November 

 1954. 



55 "North Atlantic Coast Wave Statistics Hindcast by Bretschneider-Revised 

 Sverdrup-Munk Metliod," by Thorndike Saville, Jr., November 1954. 



56 "An Electronic Wave Spectrum Analyzer and Its Use in Engineering Problems," by 

 Willard J. Pierson, Jr., October 1954. 



151 



