Published in Journal of The Washington Academy of Sciences, in 1919, in volume 9, pages 35-38

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

Published in Journal of The Washington Academy of Sciences, in 1919, in volume 9, pages 136-138

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

Published in Washington Dc J Acad Sci, in 1919, in volume 9, pages 167-168

Created: 2012-05-15, modified: 2023-02-16

Published in Journal of the Washington Academy of Science, in 1919, in volume 9, pages 241-252

Created: 2014-01-14, modified: 2014-01-14

Published in Journal of The Washington Academy of Sciences, in 1919, in volume 9, issue 6, pages 157-167

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

Published in Journal of The Washington Academy of Sciences, in 1919, in volume 9, issue 13, pages 364-373

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Published in Journal of The Washington Academy of Sciences, in 1919, in volume 9, issue 15, pages 431-438

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

Published in Journal of The Washington Academy of Sciences, in 1919, in volume 9, issue 16, pages 457-462

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

Published in Journal of The Washington Academy of Sciences, in 1919, in volume 9, issue 18, pages 546-551

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