Published in Smithsonian miscellaneous collections, in 1913, in volume 60, issue 2, pages 2-21

Published in Smithsonian Institution Miscellaneous Collection, in 1913, in volume 60, issue 25, pages 1-2

Published in Smithsonian miscellaneous collections, in 1913, in volume 61, issue 13, pages 1-15

Published in Smithsonian miscellaneous collections, in 1913, in volume 61, issue 20, pages 1-8