Hanson Brothers Slapshot Autographed Memorabilia. Check out Hanson Brothers Slapshot Autographed Sports Illustrated Magazine With 3 Signatures Including Steve Carlson, Jeff Carlson & Dave Hanson - PSA/DNA. This Sports Illustrated Magazine that has been personally hand signed by Jeff Carlson, Steve Carlson & David Hanson. It has been authenticated by PSA/DNA and comes with their tamp-proof serial numbered sticker and matching certificate. PSA/DNA is the leading third-party authenticator in the autograph industry. This signed publication is a great gift idea for any sports fan or memorabilia collector. Commemorate the great career of Hanson Brothers with this autographed publication, or check out other souvenirs at SportsCollectibles.com for more products autographed by Hanson Brothers. When it comes to NHL Memorabilia, SportsCollectibles.com offers a wide selection of Hanson Brothers Autographed Magazines. Product will ship in 1-3 business days with free shipping on orders over $200. Buy with confidence as this is an authenticated Hanson Brothers autograph.