Published in Smithsonian miscellaneous collections, in 1947, in volume 104, issue 18, pages 1-78

Created: 2013-03-15, modified: 2013-03-15

Published in Smithsonian Miscellaneous Collections, Washington, in 1947, in volume 107, issue 11, pages 1-13

Created: 2012-06-11, modified: 2012-06-11