Published in Journal of the Washington Academy of Sciences, in 1916, in volume 6, pages 115-122

Created: 2010-11-20, modified: 2023-02-16

Published in Journal of The Washington Academy of Sciences, in 1916, in volume 6, pages 384-387

Created: 2014-01-30, modified: 2014-01-30

Published in Journal of The Washington Academy of Sciences, in 1916, in volume 6, issue 2, pages 42-48

Created: 2015-03-16, modified: 2015-03-16

Published in Journal of The Washington Academy of Sciences, in 1916, in volume 6, issue 5, pages 112-114

Created: 2015-03-16, modified: 2015-03-16

Published in Journal of The Washington Academy of Sciences, in 1916, in volume 6, issue 12, pages 370-384

Created: 2015-03-16, modified: 2015-03-16