EXPLANATION OF PLATE 18. 



Lamps of Bristol Bay. 



Fig. 1. P2artlieuware lamp. 



(Cat. No. 1 5.3703, U. S.N. M. Cape Vancouver. C||^cted by J. H. Turner.) 



Fig. 2. Earthenware lamp. 



(Cat. No. 153702,U.S.N.M. Cape Vaneoiiver. Collected by J. H. Turner.) 



Fig. 3. Earthenware lamp. 



(Cat. No. 50020a, IT.S.N.M. Bristol Bay. Collected by C. L. McKay.) 



Fig. 4. J^artheuwaro lamp. 



(Cat. No. r2"6o0^, U.S.N.M. Ugasliik, Bristol Bay. Collected by J. W. Johnson.) 



