Key Words - Not Annotated/ 



"Helgoland, History of its Origin and 5500GR0009 



Maintenance of its Harbor Relative to 



Navigation" 



Bahr, M. , Yearbook of North Friesian 



Society 30, 1955, pp. 203-218. 

 Key Words - Not Annotated/ 



"The Asphalt Groins at Ocean City, 5504GR0001 



Maryland" 



Williams, R. K. , Asphalt Institute 



Quarterly , Vol. 7, No. 2, Apr., 1955, 



pp. 6-8. 



Photographs illustrate construction procedures, and design 

 criteria for asphalt groins. A subsequent survey of the 33-element 

 groin system, constructed in 1954 at Ocean City, showed that the beach 

 had built up. 



Key Words - Asphalt/Structural-design/Const-procedures/1950-1954/ 

 Impermeable/Low/N. Atlantic/ 



"The Fernandina Beach Groins" 5504GR0002 



Woodson, D. D., Asphalt Institute 

 Quarterly, Vol. 7, No. 2, Apr., 1955, 

 p. 8. 



Eight asphalt groins on Fernandina Beach, Florida, were con- 

 structed in 1953 with wood piling reenf orcement . One year later the 

 system had caused a marked buildup of material. 



Key Words - Impermeable/Timber/Piling/S. Atlantic/Structural -design/ 

 1950- 1954/Low/Asphalt/ 



"Stability of Beaches" 5504GR0003 



Bruun, P. , Shore and Beach , American Shore 

 and Beach Preservation Assoc, Vol. 23, 

 No. 1, Apr., 1955, pp. 21-25. (TC330 .Am3) 



Groins, seawalls, breakwaters, and artificial nourishment are 



63 



