This trading card has been personally hand signed by Bobby Clarke. The card comes with a tamper-evident hologram and individually numbered Certificate of Authenticity. SportsCollectibles.com offers the best selection of authenticated Philadelphia Flyers memorabilia. Here is a trading card signed by Philadelphia Flyers star, Bobby Clarke is a great gift idea for a hockey collector or National Hockey League fan. Sports trading cards are big collector items that gain value over time. This Bobby Clarke autograph is authenticated and presented boldly on this trading card.