Affiliations Research 1917Associate Curator In Invertebrate ZoologyAmerican Museum Of Natural History1918Associate Curator Of Invertebrate ZoologyAmerican Museum Of Natural History1921[position unknown]American Museum Of Natural History1923Curator Of Lower InvertebratesAmerican Museum Of Natural History 1917Zoology[role unknown]1918Zoology[role unknown]1921Zoology[role unknown]1923[subject unknown][role unknown]
