S. Dow, Hesperia, Suppl. I, 1937, p. 55, No. 13, photograph p. 55 S. Dow, Hesperia, Suppl. I, 1937, pp. 55-56, No. 14, photograph p. 56 W.K. Pritchett, A.J.P., LX, 1939, p. 259 S. Dow, Hesperia, Suppl. I, 1937, pp. 56-57, No. 15, photograph p. 57 B.D. Meritt, Hesperia, 16, 1947, p. 154, No. 48, photograph pl. XXVI
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