Bulletin - United States National Museum (G.P.O, 1957)

Bulletin - United States National Museum (G.P.O, 1947)

Bulletin - United States National Museum (G.P.O, 1958)

Bulletin - United States National Museum (G.P.O, 1948)

Bulletin - United States National Museum (G.P.O, 1949)

Bulletin - United States National Museum (G.P.O, 1952)