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The NNP Team Meet the people behind the Portal

Len Augsburger

Leonard Augsburger serves as Project Coordinator for the NNP project, and has written widely in the field of American numismatics. His Secret History of the First U.S. Mint, co-authored with Joel Orosz, earned the Numismatic Literary Guild Book of the Year award in 2011, and in 2008 he published Treasure in the Cellar with the Maryland Historical Society. Augsburger cataloged the Donald G. Partrick 1792 pattern set sold by Heritage Auctions in 2015, and is currently working, with Joel Orosz and Pete Smith, on the volume 1792: Birth of a Nation's Coinage. A Fellow of the American Numismatic Society, Augsburger also serves as vice president of the Liberty Seated Collectors Club. He is a board member of the Numismatic Bibliomania Society and a member of the Rittenhouse Society.

Shannon Davis

Shannon Davis is the Digital Library Services Manager in Washington University Libraries’ Scholarly Publishing Unit. Mrs. Davis has been working at the Libraries since 2007 in various positions in Scholarly Publishing, working to develop and maintain digital projects for the Libraries and the wider University. In her current position, she focuses on project management and building collaborative relationships within and outside the University. Mrs. Davis has a background in Visual Communications, earning a BFA from Washington University, and has also earned a Masters of Arts in Information Science & Learning Technologies with an Emphasis in Library Science from the University of Missouri at Columbia.

John Feigenbaum

John Feigenbaum started attending coin shows at the age of 5 and has been a professional numismatist in some capacity ever since. As president and owner of David Lawrence Rare Coins, John has bought and sold many great rarities and built relationships with thousands of coin collectors over many decades. John most enjoys the application of technology to the coin hobby and the Newman Numismatic Portal is a dream project that will deliver much-needed numismatic information to coin collectors. John wrote The Complete Guide to Washington Quarters, in 1993, and received the Abe Kosoff Founder's Award from the PNG in 2014.

Chris Freeland

Chris Freeland is an Associate University Librarian, Washington University Libraries at Washington University in St. Louis. Mr. Freeland is the Founding Director of the Center for Biodiversity Informatics at the Missouri Botanical Garden and the Founding Technical Director of the Biodiversity Heritage Library. Mr. Freeland has an M.S. in Biological Sciences from Eastern Illinois University and has worked as a technologist in scientific organizations and libraries for more than 15 years. He has been a project manager for several large informatics and academic computing projects, including the development of the Tropicos botanical information system, online at, and the BHL, online at

Nicole Fry

Nicole Fry is the Library Technical Assistant in Digitization for the Newman Numismatic Portal in Washington University Libraries’ Scholarly Publishing Unit.  Fry oversees digitization work for the Newman portal, supervises a team of student workers, and manages NNP collections in the Internet Archive. She has a background in the fine arts, earning her BFA in visual arts from Southern Illinois University Edwardsville in 2013 and an MFA in visual arts from Washington University in St. Louis in 2016. 

John Graffeo

John Graffeo is responsible for the metadata, scanning and other final work required for the digitization of materials at the American Numismatic Society, an Internet Archive satellite location established by the NNP. Prior to this, John worked at the ANS, cataloging, handling, and caring for the society’s collections. He has a BA in philosophy, political science, and criminal justice, and a master’s degree in library and information science, with a specialization in rare books and special collections, both from Long Island University.

David Hill

David Hill is the Francis D. Campbell Librarian at the ANS. He has an M.A. in American History and an M.L.S. from the University at Albany (N.Y.). His professional work has included positions at the Columbia University Archives and Columbiana Library, the Berkshire County Historical Society (Massachusetts), the Westchester County Archives, and Iona College Library (New Rochelle, N.Y.). For five years, prior to his appointment as head of its library, he served as the ANS’s Archivist. His numerous articles on historical topics in the field of numismatics have appeared in ANS Magazine. 

Wayne Homren

Wayne Homren is a lifelong numismatist and founding Editor of The E-Sylum, a popular award-winning weekly email newsletter for numismatic bibliophiles, researchers, and collectors around the world. His project is now part of NNP. Wayne is a past President of the Numismatic Bibliomania Society, the Pennsylvania Association of Numismatists, and decades-long member of specialty groups including the Token and Medal Society and the Society of Paper Money collectors. Winner of the 2008 Burnett Anderson Memorial Award for numismatic writing, his articles on numismatics have been published in The Numismatist, Coin World, Paper Money, the TAMS Journal and other hobby publications. A Fellow of the American Numismatic Society and a member of the Rittenhouse Society, Wayne’s work with NNP is a natural outgrowth of his career as a software development manager and product manager at organizations as diverse as Lycos and the U.S. Department of Defense.

John Kraljevich

A graduate of the University of Virginia, John has been sought out for his expertise on early numismatic Americana since his teen years. His advice on authenticity, appraisal, and historical context on a wide variety of early American and exonumic issues is in high demand from collectors and advanced professionals alike. For over a decade, John has been an annual instructor on early American topics at the American Numismatic Association’s Summer Seminar. A regular columnist in the ANA journal The Numismatist and the national bi-weekly Coin World, he has been honored for his research and writing by the American Numismatic Association and the Numismatic Literary Guild. Several auction catalogs penned by John have become standard references, including the LaRiviere Collection of Betts and Indian Peace medals, the Eliasberg Collection of world gold coins, and the Roehrs Collection of Regulated Gold. John was the youngest person ever elected into the membership of the Rittenhouse Society, an honorary fraternity of numismatic researchers, and is a Fellow of the American Numismatic Society. John is a contributor to the Guide Book of United States Coins, and has contributed to dozens of numismatic reference books, including 100 Greatest American Medals and Tokens and other works by Q. David Bowers, The Early Paper Money of America by Eric Newman, and more. His counsel has been sought by institutions such as the Smithsonian Institution, Colonial Williamsburg, the Massachusetts Historical Society, Monticello, and others, and he has been quoted on numismatic topics by mainstream media around the world, including CNN, the Associated Press, NPR, and the BBC.  In 2016, Kraljevich was named Numismatist of the Year by the ANA.

Mark Sellan

Mark Sellan is the Head of Library Technology Services, Washington University Libraries at Washington University in St. Louis. Mark has worked in a variety of roles in corporate IT, library organizations and higher education for the last 22 years. Working as a student in Special Collections at The Ohio State University Libraries strongly influenced his career path leading to roles at the Online Computer Library Center (OCLC) and the Missouri Library Network Corporation (MLNC), following a role at CompuServe Inc. His entry into higher education started with St. Louis Community College where he spent the better part of sixteen years developing and managing networking infrastructure, server and virtualization environments, coding in a variety of languages, architecting scalable storage solutions, building highly available database platforms for ERP systems, and implementing a disaster recovery datacenter. Mark joined Washington University Libraries in Fall of 2013.

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