HGAJ Jewelry Dallas Auction Catalog #662Jill Burgum, Kelly Pierce, James L. Halperin · First published 2007Open the Tome
Heritage -Dallas Coin Auction #420 November 29-30, 2006Jill Burgum, Jeff Maurer, James L. Halperin · First published 2006Open the Tome
Heritage Auction 646 Session II, Exquisite Jewelry & Timepieces, December 4, 2006, Dallas, TXJill Burgum, Jeff Maurer, James L. Halperin · First published 2006Open the Tome
