, Washington, Smithsonian Institution, 1941, 29pp.+ 5pp.ills., in the series "Miscellaneous Collections" Nr.3639
, Washington, Smithsonian Institution, 1947, 17pp.+ 2pp.ill., in the series "Miscellaneous Collections" N°3895
, Washington, Smithsonian Institution, 1948, 52pp.+ 8pp.ill., in the series "Miscellaneous Collections" Nr.3950