Report oi' National Museum, 1888.— Wilson. 



Plate XCVIIl. 



N nX^^WnX 



Neolithic Monuments— Dolmens and Tumulus. 



Fig. 1. Dolmen of Grand Island. 



Fig. 2. Dolmen and tumulus of Kercado near Plouharnel-Carnac, 3Iorbihan. Section showing the 

 chamber and the t-orridor or covered way by means of which second and subsequent inter- 

 ments were made. 



