widely spaced groins are to be preferred, and (4) permeable groins 

 had little influence on longshore transport. 



Key Words - System/Transport-normal/Model/High/Impermeable/Low/Misc- 

 plan/Permeable/Rubble -mound/Experimental /Eros ion/ 

 Accretion/ 



Water Economy between North Sea and 



Baltic Sea, 1948-58 



Rieder, K. , and Suhr, H. , Kiel, 1958. 



Key Words - Not Annotated/ 



5800GR0005 



Manuel of Water Economy 

 Press, H., Hamburg, 1958. 



Key Words - Not Annotated/ 



5800GR0006 



"Swell and Surge as Basis for Planning 



and Design in Sea Structures and Coastal 



Protection" 



Magens , C . , Proceedings of the Testing 



Institute of Hannover , No. 14, 1958. 



Key Words - Not Annotated/ 



5800GR0007 



"Thames River to Niantic Bay, Conn., 

 Beach Erosion Control Study" 

 U. S. Army Corps of Engineers, House 

 Document No. 334, 85th Congress, 2nd 

 Session, Jan., 1958. 



Key Words - House Document/Not Annotated/ 



5801GR0001 



"Berrien County, Michigan, Beach Erosion 

 Control Study" 



U. S. Army Corps of Engineers, House Docu- 

 ment No. 336, 85th Congress, 2nd Session, 

 Feb., 1958. 



5802GR0001 



80 



