As of 2005, he had deposited nearly 20,000 specimens in the Museum of Vertebrate Zoology, making him the most prolific collector of mammal specimens in that institution’s nearly 100-year history.
Ab 2005 zählte seine Sammlung im Museum of Vertebrate Zoology fast 20.000 Proben, was ihn zum produktivsten Sammler von Säugetier-Exemplaren in der fast hundertjährigen Geschichte dieser Institution machte.