Farmer, H. Go [1956]; Some recent observations of sea surface elevation 

 and slope. Woods Hole Oceanographic Institutionj Ref, No. 56-37, 

 (unpublished manuscript). 



Longuet-Higgins, M.S. [1957].; The statistical analysis of a random moving 

 surface. Phil. Trans. Roy. Soc . , Ser. A, no. 966, v. 249, pp. 

 321-387. 



II 

 Neumann, G. , [1948]: tJber den Tangentialdruck des Windes und die 



Rauhigkeit der MeeresoberfLalche. Zeit^ Meteorol. , H7/8, 193-203. 



Neumann, G. , [1954]; Zur Charakteristik des Seeganges. Archiv. f. 



Meteorol, Geophysik und Bioklimat. , ser. A, v. 7, pp. 352-377. 



Neumann, G. , and W.J. Pierson, [l957a.]; A conaparison of various theo- 

 retical wave spectra. To appear in "Proceedings of a Symposium 

 on Ship Motions in Irregular Seas. " Ned. Scheepsbouwkundig Proef- 

 station, Haagsteeg 2, Wageningen, Netherlands, 



Neumann, G. and W. J. Pierson, [l957b]; A detailed comparison of 



various theoretical wave spectra and wave forecasting methods. 

 (In preparation, to be submitted to Deut. Hydrogr. Zeits. ) 



Pierson, W. J. , [1952]; A unified mathematical theory for the analysis, 



propagation and refraction of storm generated ocean surface waves. 

 Parts I and 11, Research Di^/ision, College of Engineering, New 

 York University, Department of Meteorology and Oceanography. 

 Prepared for the Beach Erosion Board, Department of the Army, 

 and the Office of Naval Research. 



Pierson, W. J , [1954]' An electronic wave spectrum analyzer and its 



use in engineering problems. Tech. Memo. No, 56, Beach Erosion 

 Board, Washington, D. C. 



Pierson, W.J,, [1955]; Wind Generated Gravity Waves. In Advances in 



Geophysics , v, 2, Academic Press, Inc., Publishers, New York, N. Y. 



Pierson, W.J,, G. Neumann, and R. W. James, [1955]: Practical 



methods of observing and forecasting ocean waves by means of wave 

 spectra and statistics. H. O. Pub. 603. 



Press, H. , and J. W. Tukey, [1956]: Power spectral methods of analysis 

 and application in airplane dynamics. Flight Test Manual, Vol. IV, 

 Instrumentation NATO Advisory Group for Aeronautical Research 

 and Development, edited by E. J. Durbin. Part IVc, pp. ivc-1 to 



ivc-41. 



251 



