We have 325 lots cataloged (and online!) with "Pentz, J." as the original owner.
http://clade.ansp.org/malacology/collections/search.php?search=advanced
Paul Callomon
Collection Manager, Malacology, Invertebrate Paleontology and General Invertebrates
Academy of Natural Sciences of Drexel University, Philadelphia
1900 Benjamin Franklin Parkway, Philadelphia PA 19103-1195, USA
[log in to unmask] Tel 215-405-5096 - Fax 215-299-1170
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