Physical oceanographic studies, 11th-20th May 1981 :  Lae Sewerage main wharf effluent outfall / 
Public Health Engineering Section, Dept. of Works & Supply 
 - [Lae] :  The Section,  1981 
 - 56 leaves :  map 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sewage disposal--Environmental aspects--Papua New Guinea--Lae<br/>Waste disposal in the ocean--Papua New Guinea--Lae<br/> Ocean outfalls--Papua New Guinea--Lae