The Urasoko site:  a sketch of the excavation in Photographs. 

 - Japan:  The Gusukube Town Board of Education,  1990 
 - 40 pages :  illustrations (some color) ;  26 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Shells--Japan--Photographs<br/>Excavation (Shell)--Archaeology--Urasoko (Japan)
<br/><br/><label>LC Class. No.: </label>GN 435.7  / M73 1990