(Long Beach, California) – The date has changed for the latest in the Professional Numismatists Guild’s “Share the Knowledge” educational seminars at the Long Beach Coin, Stamp & Collectibles Expo. The new date is Thursday, September 18, 2008, instead of the previously announced Friday the 19th.

The seminar will benefit potential auction consignors and bidders.

The program, “Everything You Always Wanted to Know About Rare Coin Auctions,” will be presented by PNG member-dealer Greg Rohan, President of Heritage Auction Galleries of Dallas, Texas. The program starts at Noon on September 18, in room 102-C of the Long Beach, California Convention Center, 100 S. Pine Ave.

A complimentary light lunch will be available for audience members as part of this latest in the series of PNG “Share the Knowledge” seminars being conducted at major coin shows across the country.

“At each educational program participating PNG member-dealers share with collectors and other dealers their extensive knowledge about numismatic items and the marketplace,” said PNG President Gary Adkins.

During his career, Rohan has handled more than $1 billion worth of rare coins, collectibles and art, and provided expert consultation regarding the authenticity and condition of coins for the Professional Coin Grading Service. In his role as an owner and President of Heritage, Rohan oversees the firm’s private client group and works with top collectors in every field in which Heritage is active. The company is the largest collectibles auctioneer and third largest auction house in the world.

For additional information about the Long Beach Expo, call (805) 962-9939 of visit online at www.LongBeachShow.com. For additional information about the Professional Numismatists Guild, call (760) 728-1300 or visit online at www.PNGdealers.com.