EXPLANATION OF PLATE 19. 



Lamps of Bristol Bay, 



Fig. 1. Earthenware lamp Avith personal mark. 



(Cat. Xo. 38077, U.S.X.M. Big Lake. Collectf<l liy E. W. Kelson.) 



Fifj'. 2. Earthenware lamp with personal mark. 



(Cat. A'o. .S8078, U.S.N. M. Lower Yukon. Collected by E. W. Nelson.) 



Fig. 3. Earthenware lamp. 



(Cat. No. 56021, U.S.N.M. P.ristol Bay. Collected by E. W. Nelson.) 



